Let . Find -7. and ? I found the first part equal to -7, but I can't figure out the last part, please help!
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Originally Posted by Del Let . Find -7. and ? I found the first part equal to -7, but I can't figure out the last part, please help! $\displaystyle \int_{-3}^{-4.5} ( 6f(x) - 8 )~dx = \int_{-3}^{-4.5} 6f(x)~dx + \int_{-3}^{-4.5}(- 8 )~dx$ $\displaystyle = 6 \int_{-3}^{-4.5} f(x)~dx - \int_{-3}^{-4.5} 8 ~dx$ Can you finish this? -Dan
I still can't find the right answer, I would think it to be 42.
Originally Posted by topsquark $\displaystyle \int_{-3}^{-4.5} ( 6f(x) - 8 )~dx = \int_{-3}^{-4.5} 6f(x)~dx + \int_{-3}^{-4.5}(- 8 )~dx$ $\displaystyle = 6 \int_{-3}^{-4.5} f(x)~dx - \int_{-3}^{-4.5} 8 ~dx$ Can you finish this? -Dan $\displaystyle = 6 \int_{-3}^{-4.5} f(x)~dx - \int_{-3}^{-4.5} 8 ~dx$ $\displaystyle = 6 \cdot -(-7) - 8 \int_{-3}^{-4.5} dx$ $\displaystyle = 6 \cdot -(-7) - (-36 - -24)$ $\displaystyle = 42 - -12 = 54$ -Dan
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