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3 years ago

What mathematicians helped to discover alternatives to euclidean geometry in the nineteenth century

Mathematics

1 answer:

Likurg_2 [28]3 years ago

7 0

Answer:

Nikolai Lobachevsky and Bernhard Riemann

Step-by-step explanation:

Nikolai Lobachevsky (A russian mathematician born in 1792) and Bernhard Riemann (A german mathematician born in 1826) are the mathematicians that helped to discover alternatives to euclidean geometry in the nineteenth century.

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An online music club sells compact discs for $13.95 each plus $1.95 shopping and handling per order. If Maria’s total bill was $

Korvikt [17]

$85.65 = 13.95x + 1.95$
$83.7 = 13.95x$
$6 = x$
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3 years ago

Simplify completely****

andreyandreev [35.5K]

Answer:

$\displaystyle \frac{x + 7}{3}$

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

$\displaystyle \frac{x^2 + 12x + 35}{3x + 15}$

Step 2: Simplify

[Fraction] Factor numerator: $\displaystyle \frac{(x + 5)(x + 7)}{3x + 15}$
[Fraction] Factor denominator: $\displaystyle \frac{(x + 5)(x + 7)}{3(x + 5)}$
[Fraction] Divide: $\displaystyle \frac{x + 7}{3}$

4 0

3 years ago

In which of these situations do the quantities combine to make 0?

leva [86]

Answer:

b is the correct answer

4 0

3 years ago

5/6 (x - 1) = 4 what Is x

vfiekz [6]

5/6(x-1)=4
(x-1)=(4*6)/5
x-1=24/5
x=24/5 + 1
least common multiple=5
x=(24+1*5)/5
x=29/5

Answer: x=29/5

To check:

5/6(x-1)=5/6(29/5 -1)=5/6[(29-5)/5]=5/6(24/5)=(5*24)/(6*5)=120/30=4

6 0

3 years ago

Read 2 more answers

Bobby has a bag containing 2 sizes of marbles. The big ones weigh 10 g and the small ones weigh 3 g. If there are three times as

Vikentia [17]

Answer:

There are 19 big marbles

Step-by-step explanation:

10a + 3b = 209

a = 3b

3b = 3b

10a + a = 209

11a = 209

a = 209/11

a = 19

8 0

3 years ago