Check whether this set and operation form a group. Answer yes, no, or in definably.
?

What will be an ideal response?
no
Mathematics
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Use repeated subtraction on your calculator to compute the division problem, where a remainder is possible.8988 รท 749
A. 2 B. 12 C. 13 D. 3
Mathematics
Solve the problem.In a distant solar system the diameter of planet A is 7 times as great as the diameter of planet B. The diameter of planet B is 857 miles. Find the diameter of planet A.
A. 5992 mi B. 5899 mi C. 5989 mi D. 5999 mi
Mathematics
Provide an appropriate response.If a has exactly one real square root, what must be true of a?
A. a is equal to zero B. a is nonnegative C. a is positive D. a is negative
Mathematics
The first several terms of a sequence are given. Find the indicated partial sum.0, 3, 6, 9, . . . ; S5
A. 30 B. 60 C. 0 D. 42
Mathematics