Factor the following expression completely.
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Factor the following expression completely.
1. 81m^3-63m^4+8m^5
Solve each quadratic equation by whatever method you choose. Round the answer to the nearest tenth, if necessary. If there is no answer, mention that clearly.
2. 56-y^2 = 0
3. 5x^2+13x-1=0
4. x^2+3x=-6
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The expert examines the factors for expressions.
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Factor the following expression completely.
1. 81m^3-63m^4+8m^5
Solution:
= 81m^3 - 63m^4 +8m^5
= m^3(81 -63m +8m^2)
=m^3(8m^2 - 63m +81)
The factors are m^3 and (8m^2 - 63m ...
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