Algebra
posted by GummyBears16
1. Simplify the expression: 4√18+5√32
A.45√2
B.32√2
C.116√2
D.9√50
2. Simplify the expression: 7√53√80
A.5√5
B.4√75
C.5
D.4√75
3. Simplify the expression: √21(√3+√14)
A.9√749√6
B.2√6+√35
C.3√7+7√6
D.√357
4.Simplified by rationalizing the denominator: 4/√10√6
A.√10+√6
B.4
C.4√10+4√6
D.4√104√6/162√15
The think the answers is
1.D
2.C
3.D
4.C
But I'm not sure. Please correct me if I'm wrong and explain.

Blank
I'm stuck on these can someone explain how to do them?

.......
1.b 2.a 3.c 4.a

GummyBears16
Can you explain please.

Jinxx
1. B
2. A
3. C
4. A
100% CORRECT! 
CASH SON
100% ^^^^^ I'm passing with an A+ now openstudy sucks)
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