Tell whether or not the relation is a function.{(-7,6), (-7,-3), (1,-9), (3,-7), (8,-7)}
A. Yes
B. No
Answer: B
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Identify the degree and leading coefficient of the polynomial.f(x) = -9x6 - 4x5 - 2x4
A. Degree: 15; leading coefficient: -9 B. Degree: 6; leading coefficient: -9 C. Degree: -9; leading coefficient: 6 D. Degree: 4; leading coefficient: -9
Perform the operations indicated.4x - 2(5x2 - 3x + 2) + (8x2 + 4x - 1)
A. -2x2 + 5x - 3 B. 18x2 + 14x + 5 C. 2x2 + 10x - 5 D. -2x2 + 14x - 5
Translate the words into an algebraic expression or equation. Use x for the unknown number. Do not solve.The sum of four times a number and 9 is equal to the difference of twice the number and 10. Find the number.
A. 4x - 9 = 2x + 10 B. 4(x + 9) = 2x - 10 C. 4x + 9 = 2x - 10 D. 4x + 9 = 2x + 10
Find a parametric representation for the part of the plane z = 6 that lies inside the cylinder x² + y² = 49.
What will be an ideal response?