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Mathematics 13 Online
OpenStudy (jokersmart):

Simplify. 4a^2+7b^2+5b^2-2a A.4a^2+12b^4-2a B. 4a^2+12b^2-2a C. 2a_12b^2 D. 2a+12b^4

Directrix (directrix):

Add like terms. Read the attachment first, okay?

Directrix (directrix):

Look at this term: 4a^2 It has a "last name" with variable a to the second power. Are there any other terms in the expression you posted that have a last name of a to the second power? @JokerSmart

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