Simplify exactly. Be sure that each part of your final answer is in lowest terms with a rational denominator.

5sin2(45)+6sec2(45)2csc2(60)=\displaystyle {5}{{\sin}^{{2}}{\left({45}^{\circ}\right)}}+{6}{{\sec}^{{2}}{\left({45}^{\circ}\right)}}-{2}{{\csc}^{{2}}{\left({60}^{\circ}\right)}}=