<span><span>The answer would be 2
-8/2</span>÷<span>6/-3
</span></span><span>=<span>-8 × -3/2 × 6
</span></span><span>=<span>24/12
</span></span><span>=<span>24 ÷ 12/12 ÷ 12
</span></span><span>=<span>2
</span></span>
Y = 9.25 just multiply 5 by .3 and add the 2 and subract that to find y
1/sin^2x-1/tan^2x=
1/sin^2x-1/ (sin^2x/cos^2x)<<sin tan= sin/cos>>
= 1/sin^2x- cos^2x / sin^2x
= (1- cos^2x) / sin^2x <<combining into a single fraction>>
sin^2 x / sin^2x <<since 1- cos^2 x sin^2 x
=1
this simplifies to 1.
