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maks197457 [2]
1 year ago
9

Determine if the expression r - 5√r+r² is a polynomial or not. If it is a

Mathematics
2 answers:
rewona [7]1 year ago
8 0

The expression r - 5√r+r² is a polynomial.

<h3>What is a polynomial?</h3>

Mathematical expressions called polynomials have one variable and many exponents.

The algebraic expression must have all of its exponents be non-negative integers in order for it to be a polynomial. As a general rule, an algebraic expression isn't a polynomial if it contains a radical.

No part of an algebraic expression should be - Variables' square roots. variable powers that are fractional. variable powers that are negative. variables in any fraction's denominator.

Exponents, variables, and constants make up a polynomial. The amount of terms a polynomial has determines its name.

Polynomials come in various varieties. Monomial, binomial, and trinomial, respectively.

The idea of the graph of a polynomial equation was first introduced by René Descartes in La géometrie, published in 1637.

To learn more about polynomial refer to:

brainly.com/question/2833285

#SPJ13

vladimir2022 [97]1 year ago
7 0

The expression r-5√r+r² is a polynomial. A polynomial is made up of variables, constants, and exponents.

<h3>Explain about the polynomial?</h3>

Polynomials are mathematical expressions with one variable and several exponents.

The algebraic expression is a polynomial if and only if all of its exponents are non-negative integers. In general, if an algebraic expression contains a radical, it isn't a polynomial.

An algebraic expression should not contain any square roots of variables. fractional powers that are changeable. variable powers with negative powers. variables in the denominator of any fraction.

A polynomial is made up of variables, constants, and exponents. A polynomial's name is determined by the number of terms it contains.

There are numerous types of polynomials. respectively a monomial, a binomial, and a trinomial.

To learn more about polynomial refer to:

brainly.com/question/2833285

#SPJ13

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Twice the sum of x and 6 is at most 52. What is the greatest value of x that satisfies the inequality that represents this situa
Shalnov [3]
Our inequality looks like this:
2(x+6)≤52
Using the Distributive Property, we have
2*x + 2*6 ≤52
2x+12≤52
Cancel the 12 by subtracting from both sides:
2x+12-12≤52-12
2x≤40
Divide both sides by 2:
2x/2 ≤ 40/2
x≤20
x cannot be any more than 20 to satisfy this inequality.
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Which of the following values does not satisfy the inequality -2x - 6 is less than or equal to 1
Vsevolod [243]

Answer:

X ≥ 3.5

Step-by-step explanation:

-2x-6≤1

+6 +6

-2x≤7

-2x/2 7/2

x ≥ 3.5

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3 years ago
Please explain a 2 column proof
Anna [14]

Answer:

2 column proof is a logical argument consisting of statements and the reasons to show why those statememts are true.

Step-by-step explanation:

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3 years ago
A car is driving away from a crosswalk. The formula d = t2 + 2t expresses the car's distance from the crosswalk in feet, d, in t
alukav5142 [94]

Answer:

8 feet per second.

Step-by-step explanation:

We have been given that a car is driving away from a crosswalk. The formula d=t^2+2t expresses the car's distance from the crosswalk in feet, d, in terms of the number of seconds, t, since the car started moving.

We will use average change formula to solve our given problem.

\text{Average change}=\frac{f(b)-f(a)}{b-a}

\text{Average change}=\frac{d(5)-d(1)}{5-1}

\text{Average change}=\frac{(5)^2+2(5)-((1)^2+2(1))}{4}

\text{Average change}=\frac{25+10-(1+2)}{4}

\text{Average change}=\frac{35-3}{4}\\\\\text{Average change}=\frac{32}{4}\\\\\text{Average change}=8

Therefore, the the car's average speed over the given interval of time would be 8 feet per second.

8 0
3 years ago
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