Answer true or false.If the two equations in a system of linear equations are added and the result is 
the system has no solution.
A. True
B. False
Answer: B
Mathematics
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Express the number in scientific notation.0.0000000155011
A. 1.55011 x 10-7 B. 1.55011 x 10-8 C. 1.55011 x 108 D. 1.55011 x 10-9
Mathematics
If the height, n, of a trapezoid equals the length of its shorter base and the longer base is twice the shorter base, then the area of the trapezoid is
(a) 2n (b) 3n2 (c) 1.5n3 (d) 1.5n2 (e) None of these is correct.
Mathematics
Determine algebraically whether the function is even, odd, or neither.f(x) = -7x2 - 2
A. even B. odd C. neither
Mathematics
Evaluate the expression using the values given in the table.(f?g)(6)
A. Undefined B. 8 C. 1 D. 6
Mathematics