Answers edited by F. Javier B.
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What is #c# in this equation #5cc+10=34# ??

A wire is attached to the top of a flag pole. The wire meets the ground 4 meters from the flag pole. The wire makes a 45° angle with the flag pole. How tall is the flag pole?

Find derivatives of the given functions :
x= ln (1+t^2)
y= t arctgt ?

The height of a triangle is 5 units more than twice it's base. If the area of a triangles is 21 square units, what is its height?

How to find the minimum from this equation?

How do you find an expression for #sin(x)# in terms of #e^(ix)# and #e^(ix)#?

If the following equation has no real roots, what are the possible values of p for #x^2 + (3p+1)x  p = 0#?

How do you solve #log(x3)+log x=1#?

Help please?

How do you solve #1+cosx2sin^2x=0# and find all solutions in the interval #0<=x<360#?

How do you solve #abs(4x+2)<6#?

1. Algebra:
Consider the arithmetic sequence 87, 83, 79, 75, . . .. (You may assume that the pattern displayed continues for the whole sequence.)?

Identify and explain any restrictions on the variable x in the expression #sqrt(4x2)#?

How do you graph the system of linear inequalities #3y  x < 15# and #y + 2x \geq  1#?

How do you simplify #i^6(2ii^23i^3) #?

Ratio of the volume of cylinder A to the volume of cylinder B?

Sinx. Cosx=1/2?

What are all the zeroes of the function #f(x) = x^2169#?

V=5i4j
What is the angle of the vector?

The length of the side of a cube is doubled. What is the new volume?

Write down an equation of the plane which passes through the point (−3,5,−1) that is perpendicular to the vector [−1,3,−9].
Leave your answer in the form A x + B y + C z = D, where A, B, C are integers?

Which equation should be used to graph y=sec^1(x) on a calculator?

What is the domain and range of #f(x)=sqrt(4x)#?

Integral from 0 to ln 3 of #e^(3x)/(e^(6x)+5)# . Help please?

Vector question?

Question #54180

What is the answer to this problem with explanation?

How to use geometry progession in this situation ?

What are the explicit equation and domain for an arithmetic sequence with a first term of 5 and a second term of 3?

How do you solve #55> 7 8x#?

Convert 0.0075km squared to m squared?

What is an example of an arithmetic sequence?

How do you solve #(9!)/(6!3!)# ?

How do you find the domain, x intercept and vertical asymptotes of #y=log_10(x/5)#?

#A × B^x = C/D^x2# solve for x in log form ?

Can someone help with this?

When do you have "no solution" when solving quadratic equations using the quadratic formula?

How do you simplify #i^6(2ii^23i^3) #?

If #vecu=(3,1)# and #vecv=(6,4)#, then how do you find the angle between #u# and #v# vectors?

Circle A has a radius of #2 # and a center of #(3 ,1 )#. Circle B has a radius of #6 # and a center of #(8 ,5 )#. If circle B is translated by #<4 ,1 >#, does it overlap circle A? If not, what is the minimum distance between points on both circles?

#root(6)(64)=?#Please,give all the possible answers.

Integrate cos^4x?

Find the value of k if f(x) has three distinct real roots ?

How can I solve the following limit?, I'm trying to solve with Riemann Integral, but I can't get it.

What is the volume of the solid produced by revolving #f(x)=x^3, x in [0,3] #around #y=1#?

How do you prove this?
7) For sets A,B,C prove
(A  B) ∪ (C  B) = (A ∪ C)  B
by showing Left side ⊆ Right side and Right side ⊆ Left side.

A circle's center is at #(9 ,1 )# and it passes through #(5 ,4 )#. What is the length of an arc covering #(pi ) /3 # radians on the circle?

How to do the following question?

Solve the equation #ix^3 + 1  isqrt3 = 0#. Express your answer in trigonometric form?

How do you integrate #int x^3 sqrt(x^2 + 8x16)dx# using trigonometric substitution?