Determine the number of real-number solutions of the equation from the given graph.0.01x2 + 0.004x + 0.0004 = 0, given the graph of y = 0.01x2 + 0.004x + 0.0004

A. 3
B. 0
C. 2
D. 1


Answer: D

Mathematics

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Find all the first order partial derivatives for the following function.f(x ,y, z) = (sin xy)(cos yz2)

A.  = (y cos xy)(cos yz2);  = (x cos xy)(cos yz2);  = -2(yz sin xy)(sin yz2)
B.  = (y cos xy)(cos yz2);  = (x cos xy)(cos yz2) - (z2 sin xy)(sin yz2);  = 2(yz sin xy)(sin yz2)
C.  = (y cos xy)(cos yz2);  = (z2 sin xy)(sin yz2)- (x cos xy)(cos yz2);  = 2(yz sin xy)(sin yz2)
D.  = (y cos xy)(cosyz2);  = (x cos xy)(cos yz2) - (z2 sin xy)(sin yz2);  = -2(yz sin xy)(sin yz2)

Mathematics

Simplify using order of operations.36 - 42 + (-10) ÷ 

A. 2 B. 50 C. 22 D. 18

Mathematics

Solve the system of linear equations.-6x + 9y = 72-3x + 6y = 48

A. (0, 8) B. No solution C. (0, 9) D. (-1, 9)

Mathematics

Solve the equation by factoring.12x2 - 5x - 25 = 0

A. {- }
B. {- , - }
C. {}
D. {, - }

Mathematics