Question

Very short questions.-
a) Identify like terms in the following- -xy2 , -5yx2, 7x2, -2x2y, 9y2x
b) Subtract (a-b) from (a+b)
c) Express 153697.55 in standard form.
d) Find the number- 4 x 105 + 6 x 103 +2 x 102 + 7 x 100
e) Simplify 25 x 22 x 2-4​

Answer 1

Answer:

a) -xy2 , -5yx2 , -2x2y , 9y2x

b) 2b

c) 1.53 × 10^5

d) 1102

e) 1096

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