Hello.
The answer is
-4c^2+4c+6
You have to combine the regular numbers that is 4 and 2 that adds to 6.
Then there is 7c-3c which gives u 4c and then whats left is -4c^2.
Have a nice day
Answer:
base edge? height?
Surface area of a square pyramid:
s = length of base edge.
h = height of pyramid from base to top.
A = surface area.
![A \: = s² + 2s \sqrt{\frac{a^{2}}{4}+h^{2}}](https://tex.z-dn.net/?f=%20A%20%5C%3A%20%3D%20s%C2%B2%20%2B%202s%20%5Csqrt%7B%5Cfrac%7Ba%5E%7B2%7D%7D%7B4%7D%2Bh%5E%7B2%7D%7D)
√ = square root, root of 2, opposite of square.
² = square, power of 2, times itself once.
√n × √n = n
n × n = n²
Answer:
Step-by-step explanation:
the average can be found by adding up all ur numbers and dividing by how many numbers u have
so her average test score is : (88 + 80) / 2 = 168/2 = 84 <==
Answer: Eleven Fourths xEight Ninths.
Step-by-step explanation: To get the mixed number Eleven Fourths, you have to multiply 4x2 (4 as the denominator and 2 as the whole number) to get 8, and add 3 (numerator) to get 11, and then put 4 over it as the original denominator to get 11/4. Then, just plug back in the numbers: 11/4 x 8/9 (Eleven-Fourths times Eight-Ninths)
Answer:
6 root 6
Step-by-step explanation: