1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Furkat [3]
4 years ago
13

Solve -4x^2 + 6x - 10 = 0 using the quadratic formula. Show each step.

Mathematics
1 answer:
Musya8 [376]4 years ago
5 0
-12x-10=0 since the X can't combine with non X numbers
You might be interested in
In 1819, the United States purchased Florida from Spain for
guapka [62]

Answer:

Option D. 5 EE 6 ÷ 6.6 EE 4

Step-by-step explanation:

Data obtained from the question include the following:

Area of land purchased = 6.6×10^4 square miles

Cost = $ 5×10^6

To determine the key strokes on a calculator which will give the cost the

United States paid for each square mile of Florida, let us calculate cost of 1 square mile.

This can be obtained as follow:

6.6×10^4 sq mile = $ 5×10^6

Therefore,

1 sq mile = $ 5×10^6 ÷ 6.6×10^4

In calculator, the key strokes will be:

5 EE 6 ÷ 6.6 EE 4

6 0
3 years ago
Read 2 more answers
Maya can run 18 miles in 3 hours, and ahe can bike 18 miles in 2 hours. What distance did Maya travel if she ran for t hours and
ra1l [238]
The answer to this question is

3 0
2 years ago
Which rays are part of line BE?<br><br> AC and AE<br> AB and AE<br> AC and AB<br> AB and
rosijanka [135]

We are given a diagram with different rays and lines.

Note: A line can be extend more and more upto infinitely length from both of the ends but a ray can be extend from from end only.

We need to find the rays for the line BE.

We can see BE line has a point A in between line.

So, we can name the rays formed with end point A as AB and AE.

<h3>Therefore,  AB and AE rays are part of line BE.</h3><h3>So, the correct option is 2nd option :</h3><h3>AB and AE.</h3>
4 0
3 years ago
Read 2 more answers
The product of (3 − 4i) and____is 25.
LiRa [457]

(3-4i)(a+bi)=25\qquad\text{use FOIL method}\\\\(3)(a)+(3bi)+(-4i)(a)+(-4i)(bi)=25+0i\\\\3a+3bi-4ai-4bi^2=25+0i\\\\3a+3bi-4ai-4b(-1)=25+0i\\\\3a+3bi-4ai+4b=25+0i\\\\(3a+4b)+(3b-4a)i=25+0i\\.\qquad\qquad\qquad\qquad\Downarrow\\\\3a+4b=25\ and\ 3b-4a=0\\\\3b-4a=0\qquad\text{add 4a to both sides}\\\\3b=4a\qquad\text{divide both sides by 3}\\\\b=\dfrac{4}{3}a\qquad\text{substitute it to the first equation}\\\\3a+4\left(\dfrac{4}{3}a\right)=25\\\\3a+\dfrac{16}{3}a=25\qquad\text{multiply both sides by 3}

9a+16a=75\\\\25a=75\qquad\text{divide both sides by 25}\\\\\boxed{a=3}\qquad\text{put the value of a to}\ b=\dfrac{4}{3}a:\\\\b=\dfrac{4}{3}(3)\\\\\boxed{b=4}\\\\Answer:\ \boxed{(3-4i)\underline{(3+4i)}=25}

6 0
3 years ago
PLZ PLZ PLZ PLZ PLZ PLZ PLZ PLZ PLZ HELP FOR BOTH OF THEM
tankabanditka [31]

Answer:

7) B, C

8) D

Step-by-Step-Explanation:

The first thing you need to solve for is the the parenthesis

the second one simplifies to x ≤ -7

4 0
3 years ago
Other questions:
  • Solve the system of equations and choose the correct ordered pair.
    10·2 answers
  • Help me please thanks
    8·2 answers
  • Please help and thank you
    15·1 answer
  • Equivalent fraction for 1/4
    5·1 answer
  • If the trapezoid below is reflected across the x-axis, what are the coordinates of B?
    15·2 answers
  • A will is a legal document that explains how a person wishes his property to be transferred.
    8·2 answers
  • -7y+11y+9=-3 what does y equal
    15·1 answer
  • Your mom is taking you shopping at the mall. She has $78 to spend on you. You already know that $18 of that money is for your sc
    11·2 answers
  • Arrange the following fraction In ascenending order <br>7/13,7/9,7/15,7/19​
    14·1 answer
  • In your own words, explain to me what is absolute value? Make sure to talk about the definition of it, how you find it, and how
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!