Polynomials - HiSet: High School Equivalency Test: Math
Card 0 of 2
Question
Add these two expressions together: 
and 
.
Add these two expressions together: 
Answer
Step 1: Add the terms based on their similarities...
and 
becomes 
.
and 
becomes 
.
and 
becomes 
Step 2: Combine all the terms after "becomes" in step 1...
We add and get: 
.
Step 1: Add the terms based on their similarities...
Step 2: Combine all the terms after "becomes" in step 1...
We add and get: 
Compare your answer with the correct one above
Question
Subtract 
and 
.
Subtract 
Answer
Step 1: Subtract these terms by separating by exponents...
Step 2: Add all the simplified terms together...
Step 1: Subtract these terms by separating by exponents...
Step 2: Add all the simplified terms together...
Compare your answer with the correct one above
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