\(2(7y + z)(3y + 5z) = 2\times (7y \times 3y + 7y \times 5z + z \times 3y + z \times 5z) \)
\(= 2 (21y^2 + 35yz + 3yz + 5z^2)\)
\(= 41y^2 + 70yz + 6yz + 10z^2\)
\(= 41y^2 + 76yz + 10z^2\)
Question
Solve:2(7y + z)(3y + 5z)
Answers (1)
2021-02-12
Relevant Questions
asked 2021-02-11
Solve, adding the polynomials: \((2.7m – 0.5h) + (-3.2m + 0.2h)\)
asked 2021-02-04
Solve the polynomials: \((1 + x + x^4)(5 + x + x^2 + 3x^2)\)
asked 2021-02-10
Solve the expression. \((2 – 5w) (2w^2 – 5)\)
asked 2021-01-15
Solve: \(\displaystyle\frac{1}{{3}}{\left({6}{b}+{4}\right)}\)
asked 2021-05-07
The nth Taylor polynomial Tn(x) for \(f(x)=\ln(1-x)\) based at b=0?
Find the smallest value of n such that Taylor's inequality guarantees that \(|\ln(x)-\ln(1-x)|<0.01\) for all x in the interval \(l=[-\frac{1}{2},\frac{1}{2}]\)
asked 2021-01-27
Factor the polynomial \(25t^2 + 90t + 81\)
asked 2020-11-09
Explain why \(x^4 – 2x^2 – 3\) is a quadratic polynomial.
asked 2021-02-24
Multiply these polynomials: \(12ab(\frac{5}{6a} + \frac{1}{4ab^{2}})\)
asked 2021-02-11
For the following polynomial, \(P(x) = x^6 – 2x^2 – 3x^7 + 7\), find: 1) The degree of the polynomial, 2) The leading term of the polynomial, 3) The leading coefficient of the polynomial.
asked 2020-12-05
Multiply the polynomials: \(6xy^2(1/2x - 2/3xy)\)
