Graph the linear inequality in two variables.y ? 2x
A.
B.
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D.
Answer: D
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Solve the initial value problem. = -10e-x sec e-x tan e-x, y(0) = 10 sec 1 + 3
A. y = 10 tan e-x + 3 B. y = -10 sec x + 1 C. y = -10 sec e-x + 1 D. y = 10 sec e-x + 3
Sketch an abacus to represent the given number.60,652
A.
B.
Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = -8x - 7
A. f(x): D is all real numbers, R = {y|y > -7}; f-1(x): D is all real numbers, R = {y|y < -7} B. f(x): D = {x|x > -8}, R = {y|y > -7}; f-1(x): D = {x|x < -8}, R = {y|y < -7} C. f(x): D = {x|x > -8}, R is all real numbers; f-1(x): D = {x|x < -8}, R is all real numbers D. f(x): D is all real numbers, R is all real numbers; f-1(x): D is all real numbers, R is all real numbers
Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.-5x + 3y = 8-2x + 4y = 20
A. (6, 2) B. (-6, -2) C. (-2, -6) D. (2, 6)