For a certain stretch of road, the distance d (in ft) required to stop a car that is traveling at speed v (in mph) before the brakes are applied can be approximated by d (v)=0.04² +2v. Find the speeds for which the car can be stopped within 200 ft. The solution set in interval notation is (0.0) (0,0) (0,0) [0,0] -8 88 X ∞ OVD {} 3

Q: Solve each equation for x. (a) 2-5 = 3 (b) In x + In(x – 1) = 1

A: (a) Given: 2x-5=3  ……1

Q: 6. Solve for x: x² – 4x + 4 > 0

A:

Q: 2. Solve for x: (a) -3.x* +2=0 4x3 +5x3 – 6=0 4x +5x -6=0 (d)

A:

Q: Solve for real x : x (x - 1)(x+ 2)+1= 0

A: see 2nd step.

Q: The velocity of a rocket, in feet per second, of a rocket t seconds into vertical flight is given by…

A: Write the relation between velocity and altitude: vt=dhtdt

Q: Determine all solutions. y = xy² - √x² + y²7

A:

Q: Suppose XY is congruent to YZ. If XY is 8x + 8 and YZ = 2x + 18 what is the value of x? If needed,…

A:

Q: A rock is thrown straight up in the air from an initial height h., in metres, with initial velocity…

A:

Q: object is tossed vertically upward from ground level. Its height  s(t),  in feet, at time t seconds…

A: Given query is to find the when object return to the point from which it was thrown.

Q: Find the domain and range of f(x) = 3(9x +7)2 – 7. Express your answer in interval notation using…

A: Given: The function is,

Q: (15x - 8) 226

A: Given,

Q: (x- 8)° 18° (x+2) 6.

A: Sum of angles of a triangle is always 180°

Q: 1. Solve for x: 35 – 12e-4* = 0

A: x = 5/4 - (1/4)ln(35/12)