Find the acceleration vector in terms of ur and u?.r = 2 cos 3t and ? = 4t
A. a = (-50 cos 3t)ur + 48 sin 3tu?
B. a = (-50 cos 4t)ur - 48 sin 4tu?
C. a = (-50 cos 3t)ur - 48 sin 3tu?
D. a = (-50 sin 3t)ur - 48 cos 3tu?
Answer: C
Mathematics
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Write the following in decimal notation.Fifteen thousand, seventy-nine and four thousand six hundred twenty-three hundred-thousandths
A. 15,790.04623 B. 15,079.04623 C. 15,079.4623 D. 15,790.004623
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Write the fraction as a percent. If necessary, round the percentage to the nearest tenth.
A. 500% B. 5.8% C. 29% D. 58%
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Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log5 30.99
A. 1.4912 B. 6.1980 C. 0.4687 D. 2.1335
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Provide an appropriate response.Rewrite in exponential form: log6 216 = 3
What will be an ideal response?
Mathematics