Philip

math question 5?

math question 3?

What is the 21st term in the sequence:?

solve 4loga(x)=loga(81)?

What is the derivative of 152sin^2(x)?

shows that sinx tanx maybe written as 1-cos2x / c osx?

Geometry(similarity) ?

math answer?

How can you determine whether the sum of several numbers, such as 13 + 45 + 24 + 17, is even or odd without actually calculating the sum?

math answer; i got 10.8?

at t=30, the temperature of an oven is 120 degrees and increasing by 2 degrees/minute. What is the temperature at t=40?

Solve x^2 - 29x + 100=0?

Need Help with this Cal 3 question?

Solving equations when there are variables in the denominator?

why is 110 divisible by 10?

Find the exact value cos (-15)?

-3(3k+5)² extend and simply?

Find the y-intercept of -2x-5=y ?

Can anyone explain this one ? , Thank you so much in advance ! <3?

Prove this Trig identity?

Help, elevation question?

log₃(x+5)+log₃(x−7)=2, my answer is in the description please check it out?

need help asap?

find the critical numbers of f(x)=(x^2)/(x-1)?

If (x^2)+2xy+(3y^2)=2, find y' and y'' when y=1?

Find the common difference and the nth       term of each arithmetic sequence     a. 3,5,7,9     b. 5,2, -1,-4?

can you help with this maths question for my 9 year old?  The answer section says D but I would like to help him understand why.  Thanks.?

SAT Math 2 subject test question?

Which value of x in the interval -π/2 < x < π/2 satisfies the equation cos(x) = sec(x)?

Differentiate (x^2-4)(x+4)^7?

x^8(10+x^9)^3 Calculate the indefinite integral?

If y^2-8xy = 10 then dy/dx = ?

Fill in the missing value to make the log equation true. ?

Find the quadratic polynomial with zeros 2 + √3 and 2 - √3.?

How do you find the surface area of a cube with volume?

How many integers between 57 and 70, inclusive, have a remainder of 2 when divided by 7?

Find a value of alpha  in the interval [0 degrees, 90 degrees] that satisfies the given statement: cot alpha  = 1.4895954.  ?

A right triangle has an acute angle measure of 22°. Which two numbers could represent the lengths of the legs of this triangle?

Proving problem?

Solve the equation (tan theta -1) ÷ (tan theta +1) = tan theta , for 0⁰ =< theta =< 180⁰?

In an equilateral triangle ABC, AD is altitude drawn from A on side BC. prove that (AB/AD)² = 4/3 .?

{(3/4)^1.5} *{(2/3)^1.5} math question?

Help me with Maths. It’s for a good cause. ?????

if 4m+3n=5, find the ratio m:n, 4m-3n=3?

In the xy-plane, the circles with equations (x-3)^2 + y^2 = 11 and (x+2)^2 + y^2 = r^2 are externally tangent. What is the value of r?

write each expression as a single logarithm in simplest form. logA/2 - logB/3?

Compare the derivatives for y=sin^2(x) And y=sin(x^2)?

If (x-2) and (x+2) are factors of 6x^3+ax^2+bx+16, determine a and b, and any remaining factors.?

Dan and David win some money and share it in the ratio 5:4. Dan gets £8 more than David. How much did David get? urgent next 2 mins?

Solve for x,2e^2x-8e^x+6=0?