Question

find the numerical value of the following expressions.
(a) (2x-3)^2+5 when x =-2. class 7th,subject maths​

Answer 1

(2x-3)^2+5

(2(-2)-3)^2+5

(-4-3)^2 + 5

(-7)^2 + 5

49 + 5

= 54

Answer 2

Answer:

I think mr joker has answered I don't need to do it..

right?

although I am critically bad at mathematics