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3 years ago

15

Determine the following

1 answer:

Paladinen [302]3 years ago

8 0

Answer:

function

Step-by-step explanation:

y = 6x^2 +x+7

This is an upward facing parabola

This relation will pass the vertical line test.

This relation is a function

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The x-intercept of f(x) = log x is (

elena-s [515]

9514 1404 393

Answer:

x = 1

Step-by-step explanation:

The x-intercept of any log function is x=1.

5 0

3 years ago

Find the area when the circumference is 50.24 cm

nevsk [136]

Answer:

201

Step-by-step explanation:

C = 2pi.R

50.24/2pi = R

R= 8

area = pi R² = pi x 8² = 201

7 0

2 years ago

A shopkeeper marks the price on articles 25% above the cost price. After allowing 10% discount, it was sold at gain of Rs 150. F

SashulF [63]

Answer: $Rs. 166.67$

Step-by-step explanation:

Given

Mark up price is 25% higher than cost price

The shopkeeper gives a discount of 10%

Suppose the cost price is $x$

Mark up price is $1.25x$

Selling price is

$\Rightarrow 1.25x\times 0.9=1.125x$

It is given Rs150

$\therefore 150=1.125x\\\Rightarrow x=\text{Rs}133.33$

Marked up price is $\text{Rs }166.67$

7 0

3 years ago

A motorist is pumping gas into his car at a rate of 5/12 of a gallon every 1/24 of a minute. At this rate, how many gallons of g

kirill115 [55]

Answer:

5 gallons

Step-by-step explanation:

We can use ratios to solve

5/12 gallon x gallons

---------------- = -------------------

1/24 minute 1/2 minute

Using cross products

5/12 * 1/2 = x *1/24

5/24 = x/24

Multiply each side by 24

24*5/24 = x/24*24

5=x

We can pump 5 gallons

3 0

4 years ago

Read 2 more answers

Marcella bought a 25-ounce bottle of olive oil for $5.88. She used 60% of the olive oil in two weeks. What is the cost of the pe

horrorfan [7]

The answer is $3.53
$5.88 * 0.60 = 3.528

5 0

3 years ago