exam Maths Puzzle Numerical Ability

Show that cos(x) - sin (x) can be expressed in terms of a single trigonometric function. Then plot its graph.

Read Solution (Total 0)

exam Other Question

Solve the system of equations by graphing. Then classify the system as consistant or inconsistant, dependent or indepenent?
9x-9y=63
9y-9x=-63

Help me please with this one.
y _<_ |x|