# Recent questions tagged prove

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In the diagram below, BOC is a diameter of the circle. AP is a tangent to the circle at A and AE=EC.
In the diagram below, BOC is a diameter of the circle. AP is a tangent to the circle at A and AE=EC. In the diagram below, BOC is a diameter of the circle. AP is a tangent to the circle at A and AE=EC. &nbsp; Prove that: BA $\parall ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Use the diagram to prove the theorem which states that$F\hat{F}G = E\hat{D}F$1 answer 183 views Use the diagram to prove the theorem which states that$F\hat{F}G = E\hat{D}F$Use the diagram to prove the theorem which states that$F\hat{F}G = E\hat{D}F$&nbsp; &nbsp; ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 D,E,F,G and H are points on the circumference of the circle.$\hat{G_{1}}=x + 20^{\circ}$and$\hat{H}=2x + 10^{\circ}$. DE$\parallel$FG. 1 answer 408 views D,E,F,G and H are points on the circumference of the circle.$\hat{G_{1}}=x + 20^{\circ}$and$\hat{H}=2x + 10^{\circ}$. DE$\parallel$FG. D,E,F,G and H are points on the circumference of the circle.$\hat{G_{1}}=x + 20^{\circ}$and$\hat{H}=2x + 10^{\circ}$. DE$\parallel$FG. & ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 O is the centre of circle TNSPR.$P\hat{O}S = 60^{\circ}$and PS=NT 1 answer 199 views O is the centre of circle TNSPR.$P\hat{O}S = 60^{\circ}$and PS=NT O is the centre of circle TNSPR.$P\hat{O}S = 60^{\circ}$and PS=NT Calculate the size of$P\hat{R}S$and$N\hat{S}T$&nbsp; &nbsp; ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 In the diagram below, O is the centre of the circle. CDE is a tangent to the circle at D. DB bisects$A\hat{B}C$. Let$\hat{B_{1}} =x$1 answer 450 views In the diagram below, O is the centre of the circle. CDE is a tangent to the circle at D. DB bisects$A\hat{B}C$. Let$\hat{B_{1}} =x$In the diagram below, O is the centre of the circle. CDE is a tangent to the circle at D. DB bisects$A\hat{B}C$. Let$\hat{B_{1}} =x$Prove ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 In the diagram, O is the centre of circle ABD. F is is a point on chord AB such that DOF$\perp$AB. AB=FD=8 cm and )F = x cm 1 answer 552 views In the diagram, O is the centre of circle ABD. F is is a point on chord AB such that DOF$\perp$AB. AB=FD=8 cm and )F = x cm In the diagram, O is the centre of circle ABD. F is is a point on chord AB such that DOF$\perp$AB. AB=FD=8 cm and )F = x cm Determine the l ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 In the diagram below, O, is the centre of the circle and point T lies on the chord RS. Prove the theorem which states that if OT$\perp$RTS then RT = TS. 1 answer 566 views In the diagram below, O, is the centre of the circle and point T lies on the chord RS. Prove the theorem which states that if OT$\perp$RTS then RT = TS. In the diagram below, O, is the centre of the circle and point T lies on the chord RS. Prove the theorem which states that if OT$\perp$RTS then RT ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Prove that$AP=BP$1 answer 86 views Prove that$AP=BP$Consider a circle, with centre$O$. Choose a point$P$outside the circle. Draw two tangents to the circle from point$P$, that meet the circle at$A$... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Show that$\frac{n!}{(n-1)!} = n$1 answer 49 views Show that$\frac{n!}{(n-1)!} = n$Show that$\frac{n!}{(n-1)!} = n$... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Multiplying a 3 digit number (ABC) by 11. Does it work with more than 3 digits? 0 answers 135 views Multiplying a 3 digit number (ABC) by 11. Does it work with more than 3 digits? Multiplying a 3 digit number (ABC) by 11: ABC x 11 = A_(A+B)_(B+C)_C eg 452 x 11 = 4972 4_(4+5)_(5+2)_2 = 4972 Does it work with more than ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 How do data science teams prove ROI? 0 answers 29 views How do data science teams prove ROI?How do data science teams prove ROI? ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Given$pq^k = qp^{-1}$, Prove$k = 1 - 2\log_q p$1 answer 90 views Given$pq^k = qp^{-1}$, Prove$k = 1 - 2\log_q p$Given$pq^k = qp^{-1}$, Prove$k = 1 - 2\log_q p$... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 For what real values of$x$is: 1 answer 64 views For what real values of$x$is:For what real values of$x$is: $$\sqrt{(x + \sqrt{2x -1})} + \sqrt{(x - \sqrt{2x -1})}$$ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Prove that this fraction is irreducible: 0 answers 72 views Prove that this fraction is irreducible:Prove that this fraction is irreducible: $$\frac{21n + 4}{14n +3}$$ ... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993 Prove that$a + ar + ar^{2} + ...$(to n terms) =$\frac{a(1 - r^{n})}{1 - r}$for$r \neq 1$1 answer 132 views Prove that$a + ar + ar^{2} + ...$(to n terms) =$\frac{a(1 - r^{n})}{1 - r}$for$r \neq 1$Prove that$a + ar + ar^{2} + ...$(to n terms) =$\frac{a(1 - r^{n})}{1 - r}$for$r \neq 1$... close Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993$1 ; y ; b$are the first 3 terms of an arithmetic sequence and$ 1; x ; b$are the first 3 terms of a geometric sequence. Prove that: $$2y = x^{2} + 1$$ 1 answer 137 views$1 ; y ; b$are the first 3 terms of an arithmetic sequence and$ 1; x ; b$are the first 3 terms of a geometric sequence. Prove that: $$2y = x^{2} + 1$$$1 ; y ; b$are the first 3 terms of an arithmetic sequence and$ 1; x ; b$are the first 3 terms of a geometric sequence. Prove that:$\$2y = x^{2} + ...