exam Maths Puzzle Numerical Ability

Find all values of x in the interval 0 degrees is less than or equal to x which is less than 360 degrees that satisfy the equation 3cosx+sin2x=0.

Read Solution (Total 0)

exam Other Question

Translate to an algebra statement; do not solve:
Five times the difference of a number and one yields the same result as twice the same number increased by three.
Please help with this problem
The complex numbers 2/5xi + 3 and -4 - 1/4yi are equal. Find the values of x and y
Have tried solving as a regular equation but cannot find equal values.