2 years ago

Solve for X : 2X² + 2/5 = 12/5. *

Mathematics

1 answer:

HACTEHA [7]2 years ago

7 0

Answer:

X = 1

Step-by-step explanation:

Step One: 2x²+0.4 = 2.4

Step Two: 2(1)²+0.4 = 2.4

X = 1

You might be interested in

Write the value of 83,479

Ann [662]

Eighty three thousand four hundred and seventy nine

6 0

3 years ago

What is equivalent to (3^6/y^-5)^2

Fantom [35]

I believe that the answer is 1/5. I hope that this answer helps!<span />

3 0

3 years ago

Francesca leaves her home and Drive South 150 km. Then she drives West 70 km. At this point, she drives North 30 km. Finally, sh

Sveta_85 [38]

To find the distance between her home and her latest position:

According to the question, the diagram is,

Consider the right triangle,

AB=120 km

BC=50 km

To find AC:

Using Pythagoras theorem,

$\begin{gathered} AC^2=AB^2+BC^2_{} \\ =120^2+50^2 \\ =14400+2500 \\ =16900 \\ =130\text{ km} \end{gathered}$

Hence, the distance between the new position and her home is 130 km.

8 0

1 year ago

A car rental company charges $31 per day to rent a particular type of car, and $0.19 per mile. Juan is charged $59.31 for a one-

snow_lady [41]

x = # of miles

$59.31 = $31 + $0.19x

Subtract $31 from both sides

$28.31 = $0.19x

Divide both sides by $0.19

149 = x

Juan drove 149 miles

5 0

3 years ago

A 270 feet escalator is leaning against a wall and makes a 53 angle with the floor. How high does the escalator reach the wall

r-ruslan [8.4K]

Answer:

x=215.63 ft

Step-by-step explanation:

sin(53）=x/270

x=270sin(53)

x=215.63 ft

5 0

3 years ago