Classify the polynomial as constant, linear, quadratic, cubic, or quartic, and determine the leading term, the leading coefficient, and the degree of the polynomial.f(x) = -9x2 - 5x3 + x4

A. Quartic; x4; 0; 4
B. Cubic; - 5x3; -5; 3
C. Quadratic; -9x2; -9; 2
D. Quartic; x4; 1; 4


Answer: D

Mathematics

You might also like to view...

Simplify the expression.sin(6x - y) cos(x - y) - cos(6x - y) sin(x - y)

A. sin 5x B. cos 5x C. sin(7x - 2y) D. cos(7x - 2y)

Mathematics

Provide an appropriate response.In November, Steve uses his credit cards to buy $30.00 of holiday gifts each week. After 8 weeks he begins saving $30.00 each week to pay his credit card bill. Graph the absolute-value function to represent the amount Steve has saved since he started buying holiday gifts over the appropriate domain. (Hint: Let purchases on credit cards represent negative savings.)

What will be an ideal response?

Mathematics

Solve the problem.Ralph is paid $575 per month plus a commission of 3.2% of the first $3500 of sales, 5.4% of the next $3500 of sales, and 7.75% of all sales over $7000. Find Ralph's gross pay for a month with $31,600 in sales.

A. $2207.50 B. $5741.60 C. $2782.50 D. $3024.00

Mathematics

Solve the problem.A carousel has a radius of 16 feet and takes 30 seconds to make one complete revolution. What is the linear velocity of the carousel at its outside edge? Express the answer in feet per second rounded to two decimal places if needed.

A. 100.53 feet per second B. 3.35 feet per second C. 0.53 feet per second D. 11.78 feet per second

Mathematics