Graph the function.f(x) =  x

A.

B.

C.

D.


Answer: B

Mathematics

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Determine whether function is one-to-one. 

A. Yes B. No

Mathematics

Find the sum of the finite geometric series.-9 + 27 - 81 + 243 - 729

A. S5 = -1845 B. S5 = -549 C. S5 = -63 D. S5 = 72

Mathematics

Write an equation for the parabola with vertex at the origin.Focus 

A. y2 = - x
B. x2 = - y
C. x2 = -68y
D. y2 = x

Mathematics

Solve the problem.A box contains 4 slips of paper, on each of which is written the number 1, 2, 3, or 4, respectively. A slip is drawn, and the number on it is noted. That slip is put aside, and another slip is drawn and the number on it noted. What is the probability thata) the sum of the two numbers is 5?b) the first number drawn is a 2 and the second number is not 5?c) the sum of the two numbers is not 10?

A. a)   b)   c) 0
B. a)   b)   c) 1
C. a)   b)   c) 0
D. a)   b)   c) 1

Mathematics