A rectangular field is 4 times as long as it is wide. If the length is decreased by 10 feet and the width is increased by 2
feet, the perimeter will be 80 feet. Find the dimensions of the original fleld.
The original dimensions are
"feet long by
'feet wide.

Josephine has a great garden with and area of 2x2 + x - 6 square feet

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882