Use point plotting to graph the plane curve described by the given parametric equations.x =
, y = 2t + 3; 0 ? t ? 4
A.
B.
C.
D.
Answer: A
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Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(8 + 6)2
A. 740 + 96
B. 710 + 96
C. 740 - 96
D. 668 + 96
Simplify the expression. Assume that all variables represent nonnegative real numbers. y +
- 4y
A. (3x - y)2
B. (3x - y)(3x + y)
C. (2x - y)(2x + y)
D. (2x - y)2
Write the algebraic expression described.A quadrilateral is a four-sided figure whose angle sum is 360°. If one angle measures x°, a second angle measures 2x°, and a third angle measures 5x°, express the measure of the fourth angle in terms of x.
A. (8x - 360)° B. (360 - 7x)° C. (360 - 8x)° D. (360 + 8x)°
Convert the angle to decimal degrees and round to the nearest hundredth of a degree.53°20'38"
A. 53.40° B. 53.35° C. 53.30° D. 53.34°