Question

Which expression is equal to 5.1×10−3
?(1 point)
Responses

3.5×103+1.6×10−6
3.5 times 10 cubed plus 1.6 times 10 superscript negative 6 baseline

2.2×10−1+2.9×10−2
2.2 times 10 superscript negative 1 baseline plus 2.9 times 10 negative squared

2.9×10−3+1.2×10−3
2.9 times 10 negative cubed plus 1.2 times 10 negative cubed

3.9×10−3+1.2×10−3

Answer 1

3.9×10−3 + 1.2×10−3

Because 3.9×10−3 + 1.2×10−3 = (3.9+1.2)×10−3 = 5.1×10−3.