1.What is the domain of the function?

Question

Y=√3x+3

A.x≤-1
B.x>1
C.x≥-1
D.x<1

I think the answer is B please correct me if I'm wrong

Answer 1

I will assume from looking at the answers that you meant
y = √(3x+3)

Since we only take √'s of non-negative numbers,
3x+3 ≥ 0
3x ≥ -3
x ≥ -1

Answer 2

Can you check 3 more for me please

Answer 3

1.Simplify the radical expression.
√5+6√√5

A.5√5
B.7√10
C.7√5
D.5√10

2.Simplify the radical expression.
2√6+3√96

A.14√6
B.14√96
C.5√96
D.50√6

3.Simplify the radical expression.
(8+√11)(8-√11)

A.53
B.75+16√11
C.-57
D.64+√11

1.C
2.A
3.A