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mathprep
Section02MultiplyingTest
v17

Test Section02MultiplyingTest

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

Problem 1.

(1 point)

$(5z-3)(x-2) =$

A. $5xz-3x-10z-6$
B. $5xz-5$
C. $5xz-3x-10z+6$
D. $5xz-3x-10z-5$
E. $5xz+6$

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Problem 2.

(1 point)

$(x^2-2)(x^2-2) =$

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

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Problem 3.

(1 point)

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

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

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Problem 4.

(1 point)

$p(p-3q)^2 =$

A. $p^3 - 9pq^2$
B. $p^3 - 3pq^2$
C. $p^3 - 6p^2q + 3pq^2$
D. $p^3 + 9pq^2$
E. $p^3 - 6p^2q + 9pq^2$

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Problem 5.

(1 point)

$(y+1)(z+3) =$

A. $yz+4$
B. $yz+z+3$
C. $yz+3y+z+4$
D. $yz+3$
E. $yz+3y+z+3$

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Problem 6.

(1 point)

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

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

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Problem 7.

(1 point)

$(A^2-B^2)^2 =$

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

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Problem 8.

(1 point)

$(x+1)(x-1)-1 =$

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

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Problem 9.

(1 point)

$-10r(5r+6rs) =$

A. $-50r^2-60r^2s$
B. $-50r+6r^2s$
C. $-50r^r-60r^rs$
D. $-50r^2+6rs$
E. $-50r^r+6rs$

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Problem 10.

(1 point)

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

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

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