How many times does the quadratic function below intersect the x-axis? y= x^2 + 10x +25 A.) 2 B.) 3 C.) 1 D.) 0...
How many times does the quadratic function below intersect the x-axis? y= x^2 + 10x +25 A.) 2 B.) 3 C.) 1 D.) 0...
It's math intergers
What are the factors of the expression below? -x^2 + 2x + 35 A.) -1(x-5)(x+7) B.) -1(x+5)(x-7) C.) (x-5)(x-7) D.) (x+5)(x-7) HELP ME!! PLEASE!!
Which of the following would be the most logical first step to solving this quadratic equation? x^2 - 4x + 16 = 2 A.) Subtract 2 from both sides. B.) Divide both sides...
width of the gap gets smaller. 16.8 millimeters wide at 10°C and decreases by 0.37Suppose that for some bridge the expansion gap is millimeter for every 1°C rise in temperature. 56...
don't know
I don't get it
The general population (Population 2) has a mean of 30 and a standard deviation of 5, and the cutoff Z score for significance in a study involving one participant is 1.96. If the raw score obtained...
Differentiate with respect to x. ln[ (x+3)3 cos3x / sin x ] Thank You ! :) Ans : 3/(x+2) -3tan3x -cotx
Differentiate the following with respect to x. cos(x+π)/sin3x Ans: [sin(x+π)sin3x +3cos(x+π)cos3x]/ sin23x Thank you! :)
Two variables x and y are related by y= ln(2+e-x) for x >0. Given that x is increasing at a rate of 3 units per second, find, in terms of e, the rate of change of y when x=1. Ans:...
The function f is defines by f(x)=sinx + cosx , for 0≤x≤2π. Find (i) The range of values of x for which f(x) is increasing (ii) The range of values...
Differentiate with respect to x. ln ((√x2 +1) -x) . Thank you! :) Ans: -1/(√x2+1)
A population is normally distributed with μ = 50, σ = 8, N = 52. Answer the following questions based on this information. (show all work) a. The mean of the distribution of means is ______...
It is a problem from my book and I dont know how to do it.
782 + 341 is divisible by ? Givereason ? A- 10 B- 11 C- 4 D- none of these
Find the value of X for which (x+4)1/2 +2=0
I dont get this question at all and need help trying to find both of the salaries for governor A and state B. If state A earns $49,425 more than governor B then how much would they earn together...
The value of X , if log1/2x >= log1/3x is
The number N = 6log102 + log1031 lies between two successive integer whose sum is equal to ?