exam
Maths Puzzle
Numerical Ability
If a + b + c = 0, a^2 + b^2 + c^2 = 1, find a^4 + b^4 + c^4
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exam Other Question
Estimate each product or quotient.
1.) 9 2/3x2 1/5
Please help me thanks!
Multiply or divide the following rational expressions and express the results in the lowest terms
1) 16x^2/y^4 times 5x^2/y^2
2) 6x^5y^3/5z^3 times 6x^4/5yz^4
3) x