find the new dimensions

find the new dimensions

5n^2 + 19n + 12 Simplified not answered

y^2 + 5y - 84 How do you simplify this question i don't need the answer

4a^3 - 49a Simplifed not answered

what is the factor

factor

Factor, using the common factor 6a^-15/4. Assume all variables represent positive real numbers: -6a^-3/4 + 24a^-15/4

it is a question based on the idea of factorization. i do not know how to assign my variables

Find two numbers whose product is 60, and whose sum is -17.

The area of a rectangular garden is 105 square meters. The width is 2 meters longer than one-third of the length. Find the length and the width of the garden. lengthequals nothing m

the profit ono a small appliance

x4 -2x2+1

A rectangular is drawn so that the width is 2 feet shorter than the length. The area of the rectangular is 80 square feet. Find the length of the rectangular.

I have no idea how to do mixed factors: i have no idea how to approach these questions Factorise: 3x^3 + 9x^2- 3x -9 x^4 - x^3 + 8x - 8

Given positive integers x and y such that 1/x + 1/2y= 1/7, what is the least possible value of xy?

Factor 3x^2+17x+10

The area of a right triangle is 10y^3+5y^2+37.5y. The length of base of the triangle is a monomial with a whole number coefficient. The length of the height is a trinomial. Factor the polynomial...

-x3+6x2-11x+6

Ok so I’m factoring, by using the x method and box method. I’m not allowed to use FOIL. The question is 4x^2+38x+70. So far I’ve found the GCF, which is 2. I’m not sure about the rule regarding...

r2=8-2r