Multiply. Leave your answer in scientific notation.(3.0 × 10-8)(4.0 × 10-7)(2.0 × 105)
A. 24 × 10-10
B. 24 × 10-9
C. 2.4 × 10-10
D. 2.4 × 10-9
Answer: D
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The vector r(t) is the position vector of a particle at time t. Find the angle between the velocity and the acceleration vectors at time t = 0.r(t) = 
ti + (t + 
t2)k
A. 
B. 0
C. 
D. ?
Solve the problem.At one college, GPAs are normally distributed with a mean of 2.9 and a standard deviation of 0.4. What percentage of students at the college have a GPA below 3.3?
A. 95% B. 16% C. 84% D. 68%
Provide an appropriate response.Miguel has the opportunity to invest $3000 in a friend's business such that he will be repaid $4500 in six years. If he instead wanted to put the $3000 into a savings account, what interest rate compounded monthly would be needed to equal the investment?
Fill in the blank(s) with the appropriate word(s).
8 words are to be paired with the correct 8 out of 14 possible definitions. How many ways are there of guessing? ?
A. 2,102 B. 2,703 C. 2,402 D. 6,006 E. 3,003