Question

Check whether to the value given in th brackets in th following equation is the root of the given equation or not
a) 4x = -4 [x = -1 ]
b) 2(x - 3) = -12 [ x = 3 ]
c) 8x-4 = 0[x - 1/2 ]​

Answer 1

Answer:

the length of a square of area 4.40 sq cm. is

Answer 2

Answer:

a) 4x =-4[x=-1]

Step-by-step explanation:

if x=-1 then,

4[-1]=-4

-4=-4

-4+4=0

0=0

therefore it is the root of the equation