Answer:
-21
Step-by-step explanation:
Answer:
h(4) = 0
Step-by-step explanation:
Hoping its ' kx '
![h(x) = x^2 + kx -8 \\\\h(-1) = (-1)^2 + k(-1) - 8\\\\-5 = 1 - k -8\\\\-5 = -k -7\\\\-5 + 7 = -k\\\\2 = -k\\-2 = k](https://tex.z-dn.net/?f=h%28x%29%20%3D%20x%5E2%20%2B%20kx%20-8%20%5C%5C%5C%5Ch%28-1%29%20%3D%20%28-1%29%5E2%20%2B%20k%28-1%29%20-%208%5C%5C%5C%5C-5%20%3D%201%20-%20k%20-8%5C%5C%5C%5C-5%20%3D%20-k%20-7%5C%5C%5C%5C-5%20%2B%207%20%3D%20-k%5C%5C%5C%5C2%20%3D%20-k%5C%5C-2%20%3D%20k)
Now we have k = -2. We will find h(4).
![h(4) = (4)^2 + (-2)(4) - 8 = 16 -8 - 8 = 0](https://tex.z-dn.net/?f=h%284%29%20%3D%20%284%29%5E2%20%2B%20%28-2%29%284%29%20-%208%20%3D%2016%20-8%20-%208%20%3D%200)
Answer:
I think the choose A. ASA
Because they mark two angles and an side between them
I hope I helped you^_^
Answer:
D) y= 3x^2 + 2 represents a function.
Step 1:<span>Simplify both sides of the equation.</span><span><span>2<span>(<span><span>3x</span>+1</span>)</span></span>=<span>3<span>(<span>2−x</span>)</span></span></span><span><span><span><span>(2)</span><span>(<span>3x</span>)</span></span>+<span><span>(2)</span><span>(1)</span></span></span>=<span><span><span>(3)</span><span>(2)</span></span>+<span><span>(3)</span><span>(<span>−x</span>)</span></span></span></span>(Distribute)<span><span><span>6x</span>+2</span>=<span><span>6+</span>−<span>3x</span></span></span><span><span><span>6x</span>+2</span>=<span><span>−<span>3x</span></span>+6</span></span>
Step 2: Add 3x to both sides.<span><span><span><span>6x</span>+2</span>+<span>3x</span></span>=<span><span><span>−<span>3x</span></span>+6</span>+<span>3x</span></span></span><span><span><span>9x</span>+2</span>=6</span>
Step 3:Subtract 2 from both sides.<span><span><span><span>9x</span>+2</span>−2</span>=<span>6−2</span></span><span><span>9x</span>=4</span>
Step 4:Divide both sides by 9.<span><span><span>9x</span>9</span>=49
hope it helps :)
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