Where do the parabola defined by y=-x^2+4x+1 and the line defined by y=-x+5 intersect?

30 pts, will mark brainliestwhat is the period of the sinusoidal function? (picture 1)what is the minimum of the sinusoidal function? (picture2)what is the maximum of the sinusoidal function? (picture 3)

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap