exam Maths Puzzle Numerical Ability

verify the identity:
(sinx+cosx+1)/(sinx+cosx-1) = cscxsecx + cscx + secx + 1

Please prove this identity. Thank you.

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exam Other Question

Simplify the expression: {54b^4x^4/16bx^2}^1/3. Thanks for any help! write in slope-intercept form

1.a slope -4 and y intercept of 3/4
2.a line passing through (-3,-6) with slope 9/5
3.line that passes through (5,2) and 9/5