Simplify: 21y^5-42y^4+49y^3 over 7y^3

Simplify: 21y^5-42y^4+49y^3 over 7y^3

7^3x * 7 * 7^x-1

An airplane takes 5 hours to travel a distance of 4000km against the wind. The return trip takes 4 hours with the wind. What is the rate of the plane in still air and what is the rate...

In your own words, explain why the method of dividing complex numbers works. What property justifies this process?

This is an equation used in a synthetic network generator 〈k〉 = ((2*π^(D/2)*δ*μ*I1) / Γ(D/2) ) * 〈κ〉^2 where 〈k〉 is the desired average degree of the...

Help with this problem please.

factorise each of the following expressions completely a) 6x^2y^2-5xy-4 b) 3z-8xyz+4x^2y^2z c) 36y^2-49(x+1)^2

The lengths of three sides of a regular hexagon are (12x+9y) cm, (7x+6y+3) cm and (4x+5y+2) cm. Find, (a) the values of x and y (b) the perimeter of the figure

Find the product by applying formula : (3a-10)(3a-5)

i am a form 1 boy .A man came and asked me this question and ask the answer.He said if i got the answer he will give me 100 ringgit.so please help me.What is the answer for CA+BAD÷15=?

Determine the value of the constant k so that x-2 is a factor of the function g(x)=2x^4+kx^3+3x+4

What is the value of the discriminant for 5x^2 + 7x = 6 ? How many different real number solutions does the equation have? Thanks SO MUCH for answering! :)

√x(√x^5 - √4x)

Slove the following systems of linear equations using any algebraic method. If possible, check your solution. 2x+5y=3 x-3y=7

Solve completly. Please show work: 18y^2 + 8 = 24y

Assume f(x) = 2x + 8 and g(x) = 5. What is the value of (g o f)(3)? 5 70 18 15

1. What is the degree of the following monomial? -3f^3g^4h^5 2. Which of the following expressions is a polynomial? F(x)=-3x^4√x+13x^2-5x F(x)=2/x^2-15x F(x)=x^3-11x^2+3^x F(x)=2x^3-5x^5-2/9x^2+9 3...

1. If f(x)=x^2+3x+5, what is f(a+h)? (a+h)^2+3(a+h)+5(a+h) a^2+2ah+h^2+3a+3h+5 (x^2+3ax+5)(a+h) H^2+3a+3h+5 2...

9(-3x-12)-3(x-8) > 9(-3x-10)-5(x+10) Would it come out to be -30x-57 > -32x-140 ? Edit: I see my mistake thank you for solving ***SOLV...

m^2-6m+9-n^2+14n-49

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