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Polynomials

Polynomials

Polynomials: We Apolynomialogize for This Title True or False

1. Evaluate the polynomial x2y3 + 3x2y – 4xy2 + 3 for x = -1 and y = -2. -> 5
2. Find (-3x3 + 4x2 – 2x – 3) + (3x3 + 2x2 + 3x – 9). -> 6x2 – 5x – 12
3. Find (x2y + 7x + xy3) – (-xy2 – 7x – 3xy3 + x2y). -> 14x + 4xy3 + xy2
4. Find (3xy)(4x2y + xy2 – 17). -> 12x3y2 + 3x2y3 – 51xy
5. Find (3x2 + 4)(x2 – 9). -> 3x4 – 23x2 – 36
6. What is (2x + y)2? -> 2x2 + y2
7. Multiply: (y4 + 2y)(y4 – 2y). -> y16 + 4y5 – 4y2
8. Find (4x2 – 3x + 2)(-x + 7). -> -4x3 + 25x2 + 19x + 14
9. Which two binomials have a product of 25y2 – 40y + 16? -> (5y – 4)(5y – 4)
10. Which expression is equivalent to (x2 + 3x)(x2)(x2 – 3x)(x2 + 9)? -> x8 – 81x4

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