Question

find value of
a. (7⁰-4⁰)x(7⁰+4⁰)
b.express 4.5 x 10-³

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I want whole process please​

Answer 1

a. (7⁰-4⁰)×(7⁰+4⁰)

(1-1)×(1+1)

0×2

0

b. 4.5 ×10‐³

45/10 × (1/10)³

45/10×1/1000

.0044

HOPE THIS WORKS

Answer 2

Step-by-step explanation:

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