Find two standard angles between 0° and 360° whose cosine value is -0.7. Round answer to 1 decimal place.
Find the two standard angles between 0° and 360° whose tangent value is 10. Round answer to 1 decimal place.
Find the length of the part of the line y=x+6 'inside' (or above) the curve y=x^2. Leave answer in exact form.
What is the perimeter of a rectangular heptagon inscribed in a circle of radius 7? Round answer to 2 decimal places.
The perimeter of a triangle is 10 (that is, a+x+(x+1)=10). Use this and the cosine law to solve for x. Round answers to 2 decimal places. Triangle: <BAC: 60degrees line...
Find roots of the function f(x)=112x^2-5x+1 -1 Express answer in exact form.
Two buckets are used to fill a large bathtub with water. Bucket A is larger, and by itself it can fill the bathtub in 20 minutes. Bucket B is smaller, and by itself it can fill the bathtub in 50 minutes...
Derive an expression for the sum of the reciprocals of two consecutive odd integers 2m-1 and 2m+1.
A soccer ball is kicked with some initial velocity v at some angle θ such that its path in the air follows the equation y=1.0+1.73x-1.225x^2 where (x,y)...
For what value(s) of k does the system of equations y=x^2-3x+5 y=kx have only 1 solution? Leave answers in exact form.
The equation of a circle of radius r with its center at the point (h,k) is given by (x-h)^2+(y-k)^2=r^2 Find coordinates of intersections of the following functions &n...
f(x)=2x^2-3x+1 g(x)=-x^2+2x+3 Give your answers as coordinates (a,b)
y=a(x-h)^2+k are (2,0), (-4,0), (0,16). Solve for a, h, and k. Present answer in form y=a(x-h)^2+k.
what is 5( x + 4) -4
How many digits are in the product of 27 and 1023
Use the given triangle to evaluate the trigonometric expression. The graph is a right triangle, the side on the y-axis =5 and the side o the x-axis =12. The hypotenuse is not given. sin(y/2)=? a)...
Solve the literal equation for x. 3y=3x+1
i need help cause i am a dumbass
The area of a trapezoid is 210 cm^2. The height is 20 cm and the length of one of the parallel sides is 6 cm. find the length of the second parallel sides. Express your answer as a simplified fraction...