Find the degree of the polynomial.-y3 + 4x3 + 2x3y + 6

A. 3
B. 10
C. 6
D. 4


Answer: D

Mathematics

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A pair of similar triangles is shown. Find the measure of the segment marked with the letter x.

A. x = 12 B. x = 7 C. x = 21 D. x = 28

Mathematics

Solve the equation for ? if . Do not use a calculator. ? 

A. 120°; 300° B. 30°; 210° C. 60°; 240° D. 150°; 240° E. 45°; 225

Mathematics

A quiz consists of 10 multiple-choice questions with 5 choices for each question. Suppose a student is sure of the first 5 answers and has each of the last 5 questions narrowed to 3 of the possible 5 choices. If the student guesses among the narrowed choices on the last 5 questions, find the probability of getting at least a C (at least 70%). Round your answer to four decimal places. ?

A. Pr(Grade ? C) = 0.0412 B. Pr(Grade ? C) = 0.4200 C. Pr(Grade ? C) = 0.5391 D. Pr(Grade ? C) = 0.4609 E. Pr(Grade ? C) = 0.0163

Mathematics

Multiply.10(-14)(13)0

A. -1,820 B. 0 C. 1,820 D. 9

Mathematics