Question

1f 2x^2:8=32:8 find the value of x

Answer 1

Answer:

given 2x^2 : 8 = 32 : 8

if a:b = c:d , then a × d = b × c

hence, 2x^2 × 8 = 8 × 32

2x^2 = (8 × 32)/8

= 32

so x ^2 = 32/2

= 16

therefore x = √16

= 4