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September 21, 2014

Homework Help: Intermediate Algebra

Posted by Krystle on Friday, April 4, 2008 at 8:10am.

I have a take home test and I'm stuck on a couple. Anyone help please?

1. Find the vertex & axis of symmetry: -5(x+4)^2-4
2. Find the vertex & axis of symmetry: y=x^2-10x+3
3. Simplify: (2i+5)(3+4i)
4. Simplify: 3(21+2i)+(4-5i)
5. Simplify: (27x^2y^3)^-3/4
6. Simplify: 5300x^4-2243x^4
7. Simplify: 33(43+52)
8. Simplify: (23+6)^2
9. Simplify: ^450 divided by ^42
10. 7 divided by ^34
11. 4 divided by 5-2

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