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mote1985 [20]
3 years ago
8

What is the maximum value of y=-x^2-x+6 ?

Mathematics
1 answer:
BlackZzzverrR [31]3 years ago
8 0

Answer:

{ \tt{y =  -  {x}^{2} - x + 6 }} \\ { \tt{ \frac{dy}{dx}  =  - 2x - 1}} \\ f {}^{'} (x) =  - 2x - 1 \\ f {}^{'}(1) =  - 2 - 1 \\  =  - 3

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What is the product of 5 + 2i and 7 + 3i?
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The answer is (4) because you multiply the like terms in the equation. 5*7=35 and 3i*2i=6i.

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4 0
3 years ago
4qu, when q= 5 and u = 7
professor190 [17]

Answer:

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Step-by-step explanation:

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Answer:

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Step-by-step explanation:

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I need help this is my hardest question
MaRussiya [10]

use soh cah toa!

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* x *x

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5 0
3 years ago
A cone has a radius of 1.2 inches and a height pf 2.9 inches. What is the volume, to the nearest tenth of a cubic inch,of a cone
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