Respond to this Question
Similar Questions

algebra 1 help please
4) a student score is 83 and 91 on her first two quizzes. write and solve a compound inequality to find possible values for a thord quiz score that would give anverage between 85 and 90. a. 85≤83+91+n/3 ≤90; 
calculus
In spherical coordinates, the inequalities 0≤ρ≤2, 3π/4 ≤ φ ≤ π 0 ≤ θ ≤ 2π, describe what kind of shape? So, the radius is from 0 to 2, and it makes a full circle 
PRE  CALCULUS
Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations. x = 6 cos t, y = 6 sin t; 0 ≤ t ≤ 2π A. x2  y2 = 6; 6 ≤ x ≤ 6 B. x2  y2 = 36; 6 
Differentials (calc)
Solve the Poisson equation ∇^2u = sin(πx) for 0 ≤ x ≤ 1and 0 ≤ y ≤ 1 with boundary conditions u(x, 0) = x for 0 ≤ x ≤ 1/2, u(x, 0) = 1 − x for 1/2 ≤ x ≤ 1 and 0 
algebra 1 help
3) the ideal width of a safety belt strap for a certain automobile is 5 cm. an actual width can vary by at most 0.35 cm. write an absolute value inequality for the range of acceptable widths. a. w+5≤ 0.35 b. w0.35 
Algebra 2
Solve. 4a2≤a+1≤3a+4 4a21≤a+11≤3a+41 4a33≤a≤3a+33 4a/36/3≤a≤3a/3 4a/3(1/a)2≤a≤a(1/a) 4/36≤a≤1 I got lost at this part. I'm not sure what to do now, 
Calculus
f is a continuous function with a domain [−3, 9] such that f(x)= 3 , 3 ≤ x < 0 x+3 , 0 ≤ x ≤ 6 3 , 6 < x ≤ 9 and let g(x)= ∫ f(t) dt where a=2 b=x On what interval is g increasing? 
algebra 1 help
3) the ideal width of a safety belt strap for a certain automobile is 5 cm. an actual width can vary by at most 0.35 cm. write an absolute value inequality for the range of acceptable widths. a. w+5≤ 0.35 b. w0.35 
statistic
Given that z is a standard normal random variable, compute the following probabilities (to 4 decimals). 1. P(1.92 ≤ z ≤ 0.43) 2.P(0.57 ≤ z ≤ 1.24) 3.P(1.75 ≤ z ≤ 1.02) 
probability
Random variables X and Y are distributed according to the joint PDF fX,Y(x,y) = {ax,0,if 1≤x≤2 and 0≤y≤x,otherwise. 1 Find the constant a. a= 2 Determine the marginal PDF fY(y). (Your answer can be either