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What are the critical values of #f(x)=4x^2+2x+1#?

How do you solve #ln(x)=x2#?

The angle of elevation is 19°20' from a ship at sea to the top of a 159 ft lighthouse. How do you find, to three significant digits, the distance of the ship from the base of the lighthouse?

If the equation of a conic section is #(x3)^2/49+(y4)^2/13=1#, how has its center been translated?

If X and Y are uncorrelated variables, what is Var(X+Y) in terms of Var(X) and Var(Y)?

Question #26b22

Question #8fed0

How do you find the end behavior of #f(x)= 4x  x^(2)#?

How do you find the volume of the region enclosed by the curves #y=x#, #y=x#, and #x=1# rotated about the y axis?

What z score corresponds to a one sided pvalue of 93%?

Question #54481

How to simplify #(3.3 times 10^4)(3times10^18)# in scientific notation?

Question #6f7ed

How do you find the sum of the infinite geometric series 8  10 + 12.5  15.625 + ...?

How do you find the vertex and axis of symmetry, and then graph the parabola
given by: #f(x)=2x^26x5#?

What is the mathematical difference between the probability density functions of a normal distribution and a standard normal distribution?

What is the difference between the RSquared and adjusted RSquared when running a regression analysis?

Where should I draw the asymptotes of #(x+2)^2/4(y+1)^2/16=1#?

Question #05ff8

Question #60d5b

In a Unit Circle what do the radian values mean?

How do you find the critical points for # f(x)=x^36x^2+12x6#?

How do you solve #sqrt(x5)  sqrt(2x3) = 2#?

If you regress random variable Y against random variable X, would the results be the same if you regressed X against Y?

If you roll a die #100# times and get #15# ones, what is the probability that the die is not fair? What about if you get #5# ones?

How do you find the formula of an exponential graph given (0, 2) and (2, 50)?

What is the formula for finding the length of an arc, using radians and degrees?

What zscore corresponds to a one sided pvalue of 10%?

What is the expected value of a lottery ticket which pays $10 million if the ticket contains the six winning numbers chosen from the set {1,2,3,...,50}?

How do you simplify #i^42#?

What is the zscore of a 97.5% one sided pvalue?

How do you graph #4x^2 + 4y^2 + 24x  32y + 51#?

1545 subjects were given ginko & 1524 placebo. In ginko group, 246 developed dementian & in the placebo it was 277 with dementia. Significance level=0.01 to test claim(ginko is effective in dementia) Can you test claim and construct confidence interval?

What is the formula for instantaneous velocity?

What quadrant would (2, 6) be?

Men ages(2029) have meanheight 69.3 with s.dev of 2.5 in. An analyst wonders if sd of majorleague players less than 2.5 in. Heights of 20 random players are:72, 74, 71, 72,76,70,77,75,72,72,77,73,75,70,73,74,75,73,74,73. Can you help me find the P value?

How do you use the method of cylindrical shells to find the volume generated by rotating the region bounded by #y=e^(−x^2)#, y=0, x=0, and x=1 about the y axis?

How do you use synthetic division to find: f(2): #f(x) = 3x^4  2x^2 + 1#?

How do you find the general solutions for #cos (x)^4sin (x)^4=2*cos (x)*cos(2x)#?

How does a linear regression differ from a multiple linear regression?

What are the extrema of #f(x)=sinxcosx# on the interval #[0,2pi]#?

What is the difference between continuous and discrete data?

On a ship sailing north, a woman notices that a hotel on a shore has a bearing of 20. A little while later, after having sailed 40km, she observes that the bearing of the hotel is now 100. How far is the ship from the hotel?

How do you use the shell method to set up and evaluate the integral that gives the volume of the solid generated by revolving the plane region #y=2x#, #2<=x<=4# rotated about the xaxis?

How do you solve #2^(2x) + 2^(x + 2)  12 = 0#?

How do you find the vertex and axis of symmetry, and then graph the parabola
given by: # f(x)=(x+2)^28#?

Is it possible for 75% of the data to be above the median?

Why can the median of a data set differ from the mean?

Question #a72dd

Question #0b699

What does a zscore indicate?

Question #23b0f

What is the difference between a normal and binomial distribution?

Question #36631

How do you determine whether a linear system has one solution, many solutions, or no solution when given 7x+4y=26 and 3x8y=18?

How do you use partial fraction decomposition to decompose the fraction to integrate #(2x+1)/((x+1)^2(x^2+4)^2)#?

Question #e85fa

How do you convert 202.5 degrees to radians?

Question #0f302

Question #f9702

What hypothesis test do you use when the population variance is unknown?

How do you solve the triangle if it has legs with lengths of 18 and 28 and there is a 90 degree angle, X and Y are the other two angles?

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