exam Maths Puzzle Numerical Ability

Can someone please show me how to do these??

Find theta to four significant digits for 0 < or = to ( less than or equal to) theta < 2pi for:

a) cos theta = -0.9135
b) sin th

Read Solution (Total 0)

exam Other Question

Explain the following in your own words: (a + b)2 a2 + b2. Give a numerical example to illustrate this. I need to sketch the following problem: y= -square root x+2 -3. Then find x-intercept, y intercept, f(14) and x when f(x)= -6.