Algebra Answers

there are 80 friuts,2/8 are bananas

how many are not bananas?
how many are bananas?

what is product of 9/10x6/18x5/14

Prove it by the principal of Mathematical Induction:

sinx+sin3x+.............+sin(2n+1)x=(sin^2 nx)/(sin x)

Let m, n, x, y, z be positive real numbers, with x + y + z = 1. Prove that
(x^4)/(mx+ny)(my+nx) + (y^4)/(my+nz)(mz+ny) + (z^4)/(mz+nx)(mx+nz) is greater than or equal to 1/3(m+n)^2
[Hint: Apply the AM ≥ GM inequality to each term in the LHS, and then apply the CS
inequality.]

P=P+pgh. Solve for g.

A new computer will load 17% faster than the old computer. It took the old computer 22 seconds to load one graphic and 9 seconds to load a
paragraph of text.
If you are loading a document with 2 graphics and 1 paragraph, how long with it take the new computer to load?
a 25.73 seconds
b 31.00 seconds
c 43.99 seconds
d 53.00 seconds
e 62.01 seconds

solve for b: 8/33 > 8b/143

I asked two people for their ages. I asked them to add the ages together. One gave me 44 and the other 1,280. The first person had subtracted one age from the other and the second person had multiplied them together. What were their ages?

the common ratio of a geometric progression is 2 and the sum of the first eight terms is 1020 find the first term of the progression

Using the given zero, find one other zero of f(x). Explain the process you used to find your solution.

1 - 2i is a zero of f(x) = x4 - 2x3 + 6x2 - 2x + 5.