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Is #f(x)=xe^x/sinx# increasing or decreasing at #x=pi/3#?

How do you solve using gaussian elimination or gaussjordan elimination, #2x + 5y  2z = 14#, #5x 6y + 2z = 0#, #4x  y + 3z = 7#?

Q) how to solve by completing the square method ?
a) #2x^2+16x+5#
b) #6+4xx^2#

What is the equation of the normal line of #f(x)= sqrt(e^(2x)x^2)/(x1)^2# at #x = 3#?

Show that limit of log(2x3)/2(x2)=1 as x approaches to 2?

How do you solve #2/(p1)>=3/4# using a sign chart?

How do you factor completely # 2x^3 + 4x^2 + 6x + 12#?

How can you simplify the following fraction using prime factorization?:
#736/501#

Question #27259

How do you graph #y=3sqrt(x2)#, compare it to the parent graph and what is the domain and range?

How do you find the x coordinates of all points of inflection, final all discontinuities, and find the open intervals of concavity for #y=(2x+3)^2(x+1)^2# for #[10,0]#?

What is the equation of the line that is normal to #f(x)=3x^2sinx # at # x=pi/3#?

Expand using DeMoivre's formula?
(2sqrt3 2i)^5

How do you find the inverse of #f(x)=4x^2+1, x>=0#?

How do you sketch the angle #(11pi)/6# in standard position?

H needs to buy hamburgers and hot dogs for a picnic. He has only $41.00 to spend and must buy a combination of 98 hamburgers or hot dogs. A store charges $.50 per hamburger and $0.25 per hot dog.
Write a system of equations to model this problem please?

Question #e12fb

If the graph of #f(x) = ax^3+bx^2+cx+d# passes through the points #(0,10)#, #(1,7)#, #(3,11)# and #(4,24)# then what are the values of #a, b, c, d# ?

Question #ead56

How do you solve #24= a ^ { 2}  12\cdot 12a#?

Solve: #5sin theta = 6 cos^2theta 6# for #theta in [0, 2pi]#?

How do you multiply #(2x^2+8)div(x^416)/(x^2+x6)#?

Is #f(x) =(x2)^2(x+6)(x3)# concave or convex at #x=0#?

Question #cd089

#lim_(x>0)1/x  1/(e^x  1) = # ?