Use the distributive property to simplify this expression.6(z - 9)
A. 6z - 9
B. 6z + 9
C. 6z - 54
D. 6z + 54
Answer: C
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Use a strictly graphical approach to solve the equation over the interval [0, 2?). Express solutions to the nearest hundredth. sin x = 1 - 2cos x
A. {1.57, 5.64} B. {0.64, 4.71} C. {2.50, 4.71} D. ?
Using the 36 possibilities found in the product table for rolling two dice, list and count the outcomes for which the sum (for both dice) is the following.Multiple of 3
A. (1,3), (3,1), (3,3), (2,3), (3,2), (3,4), (4,3), (5,3), (3,5), (6,3), (3,6); 11 B. (1,2), (1,5), (3,3), (3,6), (4,5), (6,6); 6 C. (3,3), (6,6); 2 D. (1,2), (2,1), (2,4), (4,2), (1,5), (5,1), (3,3), (3,6), (6,3), (4,5), (5,4), (6,6); 12
Divide.
A. x2 - 4 B. x2 + 2x + 2 C. x2 + 4 D. x2 - 4x + 2
Use a product-to-sum identity to rewrite the expression.sin(4t) cos(2t)
A. 0.5(cos(6t) - cos(2t)) B. 0.5(sin(6t) + sin(2t)) C. 0.5(cos(6t) + sin(6t)) D. 0.5(sin(6t) - sin(2t))