Q 1-Solve 8x+5=6x-5
Q 2-Find reciprocal of (2/5)³x(5/4) ²
Q 3-∆ ABC is an isosceles with AB=AC, D is mid point of base BC ∆ABC~ ∆ADC write congruence conditions
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Answer:
Q.1 8x+5=6x-5
=8x-6x=-5-5
= 2x=-10
=x=-10/2
=x=-5
Q.2 (2/5)3×(5/4)2
=8/125×25/16
=1/5×1/2
=2×5/5×2
=10/10
=1
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