Question

Which shows the expression below simplified?

A. 8 × 10-3
B. -1.4 x 10-3
C. 8x10-1
D. 8×104
0.00056+ (7 x 10-²)

Answer 1

A.77

B.-17

C.79

D.832

E.0.07056

Explanation:

A.=8×10-3

=80-3

=77

B.=-1.4×10-3

=-14-3

=-17

C.=8×10-1

=80-1

=79

D.=8×104

=832

E.=0.00056+(7×10^-2)

=0.00056+0.07

=0.07056