Multiply.
2
A. y - 22
B. y - 2 + 22
C. y - 2 - 22
D. y + 2 +
Answer: B
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Solve the problem.Assume that the sales of a computer retail store are approximated by a linear function. Sales were in 1984 and
in 1989. Let x = 0 represent 1984. Find the equation giving yearly sales. Estimate sales in 1992.
A. y = 340,000x + 770,000 y = 3,830,000 in 1992 B. y = 510,000x + 770,000 y = 4,850,000 in 1992 C. y = 408,000x + 770,000 y = 4,034,000 in 1992 D. y = 510,000x + 770,000 y = 4,340,000 in 1992
Write an English phrase that would translate into the given mathematical expression.4(t + 9)
A. Four times the sum of a number t and 9 B. Four times a number t, increased by 9 C. Four more than the sum of a number t and 9 D. The sum of a number t and 9
Add or subtract.-9 - (-2)
A. -11 B. 11 C. 7 D. -7
Determine whether the relation is a function.{(1, -2), (1, -4), (4, -3), (9, -1), (12, 5)}
A. Not a function B. Function