Solve the problem.The perimeter of a rectangle is 16 cm. One side is 4 cm longer than the other side. Find the lengths of the sides.
A. 4 cm, 8 cm
B. 2 cm, 4 cm
C. 2 cm, 6 cm
D. 3 cm, 7 cm
Answer: C
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Find the value of the expression.log10 1000
A. -3 B. 3 C. 1000 D. 3000
Solve the problem.An experimental model for a suspension bridge is built. In one section, cable runs from the top of one tower down to the roadway, just touching it there, and up again to the top of a second tower. The towers are both 4 inches tall and stand 40 inches apart. Find the vertical distance from the roadway to the cable at a point on the road 6 inches from the lowest point of the cable.
A. 0.16 in. B. 0.56 in. C. 0.36 in. D. 1.44 in.
Multiply the polynomials.(4x2 - 3x + 4)(x - 4)
A. 4x3 - 19x2 + 16x - 16 B. 4x3 + 19x2 + 16x - 16 C. 4x3 - 19x2 + 16x + 16 D. 4x3 - 48x2 + 48x - 16
Factor completely.-60x3 + 123x2 - 60x
A. -3x(4x - 5)(5x - 4) B. x(4x - 5)(-15x + 12) C. -3(4x2 - 5)(5x - 4) D. x(-12x + 15)(5x - 4)