The only expressions that are equal to 4√5 are
2√10
3 × 5^1/2 + 5^1/2
4 × 5^1/2
X= 19degress
180-99 =81
81-5 = 76
76/4 = 19
Answer:
number (c)
Step-by-step explanation:
I am not sure about this
Answer:
C
Step-by-step explanation:
We have the expression:

Rewriting this yields:

Therefore, our answer is C.