Which pair of equations can be used to verify the rectangular form, z = a + bi, and the polar form of a complex number are equivalent? A.) a = sin(θ) and b = cos(θ)
B.) a = cos(θ) and b = sin(θ)
C.) a = rsin(θ) and b = rcos(θ)
D.) a = rcos(θ) and b = rsin(θ)

Which statement holds true for absolute value functions? •the absolute value determines the direction in which theb.the coefficient determines the line along which the graph,the distance between the left and the right arm is based od.the vertex coordinates and the absolute value determine 111

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82