Evaluate.Let a = 
i + 
j , b = 
i + 
j. Find a + b.
A. 
i - 
j
B. 
i + 
j
C. 
i + 
j
D. 
i + 
j
Answer: C
Mathematics
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Write the expression using only positive exponents. Simplify if possible.
A. 
B. 
C. 
D. x2y6
Mathematics
Provide an appropriate response.Multiply: 128 × 403
A. 51,685 B. 51,574 C. 51,584 D. 51,283
Mathematics
Solve.Find the area under the curve 
from 
to 
. Give your answer in exact form.
A. 
B. 
C. 
D. 
Mathematics
List the elements of the set.If A = {x|x is an odd integer} and B = {x|x is an even integer}, list the elements of A ? B.
A. {x|x is an even integer} B. {x|x is an integer} C. { } D. {0}
Mathematics