3 years ago

What is the answer to -4.2×+31.5=-65.1

Mathematics

1 answer:

Nina [5.8K]3 years ago

5 0

Answer:

mən sizin dildə danışmıram

Step-by-step explanation:

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Evaluate without a calculator: cot -270°

Nat2105 [25]

Answer:

Step-by-step explanation:

The cotangent function is defined as cot x = adj / opp.

The terminal side of 270 degrees is the lower half of the y-axis. The adj side is zero (0) and the opp side is -1;

Therefore, cot (-270 degrees) = adj / opp = 0/(-1) = 0

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3 years ago

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The vertices of triangle IJK have coordinates I(−5, −2), J(−5, −4), and K(−4, −4).

AnnZ [28]

The answer is equal to D.

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3 years ago

How do you graph 34,-8?

miss Akunina [59]

Answer:

on the x axis you find 34 and go to the y axis and find -8 and then draw your finger until they meet. Wherever they meet is your point.

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3 years ago

Simplify completely''''

34kurt

Answer:

$\displaystyle \frac{2(x + 3)}{5x - 2}$

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

Algebra I

Terms/Coefficients
Factoring

Step-by-step explanation:

Step 1: Define

$\displaystyle \frac{2x^2 + 16x + 30}{5x^2 + 13x - 6}$

Step 2: Simplify

[Fraction] Factor numerator: $\displaystyle \frac{2(x + 3)(x + 5)}{5x^2 + 13x - 6}$
[Fraction] Factor denominator: $\displaystyle \frac{2(x + 3)(x + 5)}{(x + 3)(5x - 2)}$
[Fraction] Divide: $\displaystyle \frac{2(x + 3)}{5x - 2}$

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3 years ago

What is 14^2 ????????????????????

nata0808 [166]

14^2 is the same as saying 14x14
=196

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