2 years ago

Find all the real values of X for which f(x)=0 F(x)= x^3-x

Mathematics

1 answer:

Natalka [10]2 years ago

5 0

Answer:

x=0,1,-1

Step-by-step explanation:

It factors as

X(x+1)(x-1)=0

You might be interested in

Michael has two more apples than Ann does. Together, Michael and Ann have no more than 9 apples. If Ann has at least one apple,

fiasKO [112]

Answer:

ann has 1 apple and Michael has 8 apples

6 0

3 years ago

At the bookstore, 40 copies of a popular paperback book fit perfectly on a 5-foot shelf. How many copies of this book would fit

Ierofanga [76]

Answer:

64 books

Step-by-step explanation:

The first step is to find the number of books that will fit in the shelve per foot

= 40/5

= 8

Therefore the number of books that will fit perfectly in 8-foot shelf can be calculated as follows

= 8×8

= 64

Hence 64 books would fit in 8-foot shelf

5 0

3 years ago

If f(x) = x2 + 7, what is the value of f(3)?

Mazyrski [523]

Plug in 3 for f(x)
f(3)=(3)²+7
f(3)=9+7
f(3)=16
Hoped this helped!

3 0

3 years ago

Find real or imaginary solutions of x^4-10x^2=-9

malfutka [58]

This resembles a quadratic and we can factor it using that pattern.

$(x^2)^2-(10x^2)+9=0$

$(x^2-9)(x^2-1)$

$(x+3)(x-3)(x+1)(x-1)=0$

6 0

3 years ago

I need help ASAP please

Brilliant_brown [7]

Answer:

28 cm

Step-by-step explanation:

The formula for the area of a triangle is 1/2bh

Here we have 1/2 (14)(4)

That comes to 28 cm

5 0

3 years ago