Use a calculator to evaluate the following

MATHEMATICS · Multi-part · CBSE · Mathematics · Power Play · Power Play

Problem

Use a calculator to evaluate the following, giving each answer in scientific notation: (1) (a) 680 000×73 000 000680\,000\times73\,000\,000 (2) (b) 0.0006÷15 0000.0006\div15\,000 (3) (c) (0.0007)3(0.0007)^3 (4) (d) (3.42×105)×(4.8×104)(3.42\times10^5)\times(4.8\times10^4) (5) (e) (6.42×10−2)2(6.42\times10^{-2})^2 (6) (f) 3.16×10−106×107\frac{3.16\times10^{-10}}{6\times10^7} (7) (g) (9.8×10−4)÷(7.2×10−6)(9.8\times10^{-4})\div(7.2\times10^{-6}) (8) (h) 13.8×105\frac{1}{3.8\times10^5} (9) (i) (1.2×103)3(1.2\times10^3)^3

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