Polynomials
Which of these is a monomial?
a. x + 6
b. -x^3 + 9x^2 - 8x
c. 5x
C
Define radical equations.
A numerical expression or an algebraic expression that include a radical. S
No, it's = to x^27.
Is 2 * the square root of x-5=2 extraneous?
No
Simplify the square root of -100
10i
Which of the following is a binomial?
a. 8x^2
b. 12 + x
c. 9x^2 + 22 - x
B
Define rational exponents.
Expressions with exponents that are rational numbers
1/x^-1/2
Solve for x in (the square root of 4x-9) -4=1
x=16
4i * the square root of 3
Which of the following is a trinomial?
a. x + 2
b. x^3 + 7x^2 - x
c. x^23
Define complex numbers.
Numbers that include i.
Simplify (x^5/6)/(x^1/6)
3rd root of x^2.
x=3
-1
Which of the following is a quadrinomial?
a. x^4 + x^9 - 27 + x^2 + 6x
b. x + x^3
c. x^6 + 5x^5 - x^4 + x^3
C
What is "i".
An imaginary number.
Solve (a^3 * b^-1/4)^2/3
(a^2)/(b^1/6)
Is the sqaure root of 8x+1 = 5 extraneous?
No
Simplify i^100
1
What is the definition of a polynomial?
An expression of more than two algebraic terms, especially the sum of several terms that contain different powers of the same variable(s).
What is a quadrinomial?
A polynomial with 4 terms.
Solve (x^1/4) * (x^-1/5)
x^1/20
Solve for x in 2* the square root of x-5=2
x=6
What is the conjugate of 7 + i * the square root of 2?
7-i * the square root of 2