Skip to main content

Logged in as Lawrence Practice. Log Out

WeBWorK
mathprep
Section02MultiplyingTest
v5

Test Section02MultiplyingTest

Remaining time: 00:00:00

Jump to Problem:	1	2	3	4	5	6	7	8	9	10

Problem 1.

(1 point)

$5z^{-2}(3z^{-1}+2z^2) =$

A. $15z^2$
B. $15z^{-3} + 2z^2$
C. $15z^{-3} + 10$
D. $15z^{-3}$
E. $15z^2 + 10z^{-4}$

preview answers

Problem 2.

(1 point)

$-2\sqrt y(4y^{1/2} - 3y^{-3/2}) =$

A. $-8y+6y^{-2}$
B. $-8y + 6y^{-3/4}$
C. $-8y^{1/4}+6y^{-3/4}$
D. $-8y + {6\over y}$
E. $-8y-6y^{-1}$

preview answers

Problem 3.

(1 point)

$-2(w-1)+(w+3)(w-2) =$

A. $w^2+w-4$
B. $w^2-w-4$
C. $w^2-3w-8$
D. $w^2-w-8$
E. $w^2-3w-4$

preview answers

Problem 4.

(1 point)

$(3a-5)(a+4) =$

A. $3a^2-7a-20$
B. $3a^2-a-1$
C. $3a^2+7a-20$
D. $3a^2+8a-20$
E. $3a^2-a-20$

preview answers

Problem 5.

(1 point)

$(2^t)(t-2^{-t}) =$

A. $t\cdot 2^t - 2^{-t}$
B. $t\cdot 2^t - 1$
C. $t\cdot 2^t - 2^{-t^2}$
D. $t\cdot 2^t - 2^{-2t}$
E. $t\cdot 2^t + 2^{t}$

preview answers

Problem 6.

(1 point)

$3x^{-1}(x^2 - 1) =$

A. $3x - {3\over x}$
B. $3x^{-2} - {3\over x}$
C. $3x - 1$
D. $3x + {3\over x}$
E. $3x^{-2} - 1$

preview answers

Problem 7.

(1 point)

$-(p^3-3p)(2\sqrt p) =$

A. $-2p^{7/2}+6p^{3/2}$
B. $-2p^{5/2}-3p^{3/2}$
C. $-2p^{7/2}-6p^{3/2}$
D. $-2p^{3/2}+6p^{1/2}$
E. $-2p^{5/2}+6p^{3/2}$

preview answers

Problem 8.

(1 point)

$(x+1)(x+3) =$

A. $x^2+4x+4$
B. $x^2+3x+3$
C. $x^2+4x+3$
D. $x^2+3$
E. $x^2+3x+4$

preview answers

Problem 9.

(1 point)

$(x+2)(3x+1)-4(x^2+1) =$

A. $-x^2 - 2$
B. $-x^2 + 7x - 2$
C. $-x^2 +7x + 3$
D. $-x^2 + 6$
E. $7x^2 + 7x + 6$

preview answers

Problem 10.

(1 point)

$u(u^{-1}+2^u) =$

A. $u 2^{u}$
B. $1 + u 2^{u}$
C. $u^{-2} + 2^{u}$
D. $u + 2^{u}$
E. $u^{-2} + u 2^{u}$

preview answers

Jump to Problem:	1	2	3	4	5	6	7	8	9	10

Page generated April 26, 2025, 9:28:59 AM EDT

WeBWorK © 1996-2024 | theme: math4 | ww_version: 2.19 | pg_version 2.19

The WeBWorK Project