Reference no: EM131134500
1. Subtract. Simplify if possible:
(Simplify your answer)
2. Solve w2-8w-20=0 The solution to w is:
3. Simplify by removing factors of 1.
Simplified form?
4. Factor completely
16v2+25-40v
5. Subtract the polynomials:
(-5s2+4s+4) - (7s2+4)
(Simplify your answer)
6. Add simplify if possible.
(Simplify your answer)
7. Rewrite the following expression with positive exponents:
(6xy) (the -5/8 is raised above the (6xy)
(Need the correct equivalent equation)
8. Solve. s2+7s-18=0
(s+9)(s-2)=0
9. Rewrite with a rational exponent.
(Simplify answer)
10. Simplify by factoring. Assume that all expressions under radicals represent nonnegative numbers. (Exact answer/using radicals if needed)
11. Find the x-intercepts for the graph of the equation y=x2-2x-8 What are the x-intercepts?
12. Simplify by removing factors of 1.
Simplified form?
13. Factor the trinomial v3-2v2-48v (Factor completely)
14. Factor completely 2x4-4x3+4x2 Complete factorization is? Answer in factored form
(Simplify answer integer of fraction)18. Multiply and simplify by factoring. Assume that all expressions under radicals represent non negative numbers.
28. Find the vertex, line of symmetry, maximum or minimum value of the quadratic function.
29. Evaluate the polynomial for x=6
3x2 -4x +1
(Simplify answer)
30. Multiply:(Simplify answer, type exact answer using radicals as needed)
31. Use rational exponents to write
(the x, y and z are all below to the left of the denominators)
32. For the following equation, state the value of the discriminant and then describe the nature of solutions.
Value of discriminate?
Are there two imaginary solutions, one real solution or two real solutions?
33. Multiply:
34. Find a polynomial for the perimeter and for the area: one side = d and the other is d + 8.
Perimeter is? (Simplify/do not factor)
Area is? (Simplify/do not factor)
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