Answer:
c
Step-by-step explanation:
1/4 + 7/8 =
2/8 + 7/8 Convert the 1/4 to the denominator as 8 so we can add the top number.
9/8 Add the top number.
1 1/8 Simplifly the result.
Answer:
f(x) is y so the x=16 because 4*4=16
Answer: i think its metre
Answer:
20
Step-by-step explanation:
420-400=20
(5 * sqrt(x^7))^3
Recall sqrt(x^2)=x
So we get (5*x^6 )^3
5*3 is 25, 6*3 is 18 (and exponent to an exponent multiplies)
Therefore the answer is 25x^18
