by selling a book for 250 sonu gain 25 % what is the cp of the book
Answers
Answered by
3
Answer:
proof -
Step-by-step explanation:
√2+√2+√2+cos8x
=√2+√2+√2(1+cos2(4x)
=√2+√2+√2 x 2cos²4x
=√2+√2+2cos4x
=√2+√2(1+cos2(2x)
=√2+√2 x 2cos²2x
=√2+2cos2x
=√2(1+cos2(x)
√2 x 2cosx
=2cosx
LHS= RHS
Answered by
1
Answer:
187.5
Step-by-step explanation:
100%—250
then, 25%—???
by cross multiplication,
x= 25*250/100
=62.5
c. p= 250–62.5= 187.5
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