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3 years ago

Last year at RT University, the ratio of the number of

Mathematics

1 answer:

Artyom0805 [142]3 years ago

4 0

Answer is C. 2,205 no explanation

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HELP

Lostsunrise [7]

Answer:

${b}^{2} + 3b - 3 = 0$

Step-by-step explanation:

${b}^{2} + 3b - 3 = 0 \\ because \: \: {b}^{2} < 4ac \\ {b}^{2} = {3}^{2} = 9 \\ 4ac = 4 \times 1 \times - 3 = - 12 \\ hence : {b}^{2} < 4ac$

3 0

2 years ago

According to your graphing calculator, what is the approximate solution to the trigonometric inequality cox(x)>-7/8 over the

stealth61 [152]

Answer:

0<=x0.7896

0<=x<0.9799

0<=x<0.9870

0<=x<1.2249

4 0

2 years ago

Solve the inequality 2x - 3 < x + 2 ≤ 3x + 5. Show your work.?

mars1129 [50]

Add like terms and put x in the middle.
-3 < -2x + x - 3x ≤ 5 - 2
-3 < - 4x ≤ 3
Sign changed when divide by negative numbers
(3/4) > x ≥ (-3/4)

4 0

3 years ago

Please help, see attachment for equation!

Alekssandra [29.7K]

Answer:

The answer to your question is the last option

Step-by-step explanation:

Quadratic equation

2 = - x + x² - 4

Order the equation from the highest power to the lowest power. Do not consider 2 because it is not consider in the options given.

x² - x - 4 = 0

Identify a, b and c

(1) x² -(1) x - 4 = 0

a = 1 b = -1 c = - 6

Substitution

$\frac{-(-1) +- \sqrt{(-1)^{2} - 4(1)((-4)}}{2(1)}$

3 0

3 years ago

The greens are Gavin g a well built in their backyard on Monday 110 feet of the well was dug and another 72 feet was dug on Tues

Simora [160]

Answer:

182 feets

Step-by-step explanation:

Given :

Feets dug on Monday 110 feets

Feets dug on Tuesday = 72 feets

Total number fo feets below the ground :

Feets dug on Monday + Feets dug on Tuesday

110 feets + 72 feets = 182 feets

Total feets below the ground is 182 feets

6 0

3 years ago