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4 +V5 B X- (4 + V5)cm. AX is The diagram shows a trapezium ABCD in which AD = 7 cm and AB = perpendicular to DC with DX=2 cm and XC = xcm. Given that the area of trapezium ABCD is 15(V5 + 2)cm², obtain an expression for x in the form a + bV5, where a and b are integers.

4 +V5 B X- (4 + V5)cm. AX is The diagram shows a trapezium ABCD in which AD = 7 cm and AB = perpendicular to DC with DX=2 cm and XC = xcm. Given that the area of trapezium ABCD is 15(V5 + 2)cm², obtain an expression for x in the form a + bV5, where a and b are integers.

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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paper 2 4. INDICES AND SURDS page 25 2013 J Q1 Calculators must not be used in this question. 4 +V5 B D. The diagram shows a trapezium ABCD in which AD = 7 cm and AB = perpendicular to DC with DX=2 cm and XC = xcm. Given that the area of trapezium ABCD is 15(V5 + 2)cm², obtain an expression for x in the form a + bV5, where a and b are integers. C CamScanner AHo| (4 + V5)cm. AX is
Transcribed Image Text:paper 2 4. INDICES AND SURDS page 25 2013 J Q1 Calculators must not be used in this question. 4 +V5 B D. The diagram shows a trapezium ABCD in which AD = 7 cm and AB = perpendicular to DC with DX=2 cm and XC = xcm. Given that the area of trapezium ABCD is 15(V5 + 2)cm², obtain an expression for x in the form a + bV5, where a and b are integers. C CamScanner AHo| (4 + V5)cm. AX is
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