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√5-3√80
A.-5√5
B.-4√75
C.-5
D.4√-75
3. Simplify the expression: √21(√3+√14)
A.9√7-49√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√10-4√6/16-2√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.
1. B
2. A
3. C
4. A
100% CORRECT!
1.b 2.a 3.c 4.a
Unit 5: Radical Expressions and Data Analysis
Lesson 2: Operations with Radical Expressions
Grade 10
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1. B, 32√2
2. A, -5√5
3. C, 3√7+7√6
4. A, √10+√6
100% ^^^^^ I'm passing with an A+ now openstudy sucks)
Jinx & ....... are 100% correct! Thanks! :D
b-but when i see u, and u act like a BACA (1.B 2.A 3.C 4.A)
Jinx is correct ma doods
1. B
2. A
3. C
4. A
I got 4/4, 100%
I'm stuck on these can someone explain how to do them?
sup peeps the answers are...
B
A
C
A
Just did it got 100% for connexus!!!