Solve the equation.0 = 
A. a = -15
B. a = 0
C. a = 1
D. a = 15
Answer: B
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Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log37 (89.28)
A. 1.2439 B. 2.4130 C. 0.8039 D. 1.9508
Determine if a correlation exists at the indicated level of significance.
?? = 0.05
A. Correlation does not exist. B. Correlation exists.
Solve the problem.A bakery sells four main items: rolls, bread, cake, and pie. The amount of each of five ingredients (in cups, except for eggs) required to make a dozen rolls, a loaf of bread, a cake, or a pie is given by matrix A. Eggs Flour Sugar Shortening Milk 
= AThe cost (in cents) per unit of ingredient when purchased in large lots or small lots is given in matrix B. Cost Large Lot Small Lot 
src="https://sciemce.com/media/4/ppg__tttt0508191537__f1q103g4.jpg" style="vertical-align: -40.0px;" /> = BUse matrix multiplication to find a matrix giving the comparative cost per item for the two purchase options. Give each cost to the nearest cent.
A. 
B. 
C. These matrices cannot be multiplied.
D. 
Use the binomial theorem to expand the expression.(4x + 1)5
A. 1024x5 + 20x4 + 160x3 + 160x2 + 20x + 1 B. 1024x5 + 256x4 + 64x3 + 16x2 + 4x + 1 C. 1024x5 + 1280x4 + 640x3 + 160x2 + 20x + 1 D. (16x2 + 8x + 1)5