Rewrite the expression in terms of sin ? and cos ?.
A. sec2 ?
B. cos3 ?
C. tan2 ?
D. sin ?
Answer: D
Mathematics
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Find the indicated probability.The table shows the distribution of family size in a certain U.S. city Family Size Probability 20.455 30.212 40.197 50.088 60.033 7+0.015A family is selected at random from the city. Find the probability that the size of the family is less than 5. Round approximations to three decimal places.
A. 0.409 B. 0.088 C. 0.864 D. 0.497
Mathematics
Multiply.
A. 0.002378 B. 0.0002378 C. 0.02378 D. 2.378
Mathematics
Find the inverse of the matrix, if possible.A = 
A. 
B. 
C. 
D. 
Mathematics
Write an inequality using the variable x that corresponds to the set graphed on the number line.
A. -3 ? x < 1 B. -3 < x < 1 C. -3 < x ? 1 D. -3 ? x ? 1
Mathematics