Answer:
2 (2x^2 + x - 5)
Step-by-step explanation:
Factor 2 out of 4
x^
2
Factor 2 out of 2
x
Factor 2 out of −
10
Factor 2 out of 2 (2x^2) + 2x
Factor 2 out of 2 (
2
x^
2
+
x
) + 2 ⋅ −
5
Hope this can help you
4sqrt x -1 = 3
add 3 to both sides
4 sqrt x = 4
divide both sides by 4
sqrt x = 1
square both sides to get rid of the sqrt
x = 1^2
x = 1
B it is a surd and surds are irrational