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
Shtirlitz [24]
3 years ago
6

Solve the given equation by using the quadratic formula: 2x^2-3x-4=0

Mathematics
2 answers:
kaheart [24]3 years ago
7 0
Let's solve your equation step-by-step.<span><span><span><span>2<span>x2</span></span>−<span>3x</span></span>−4</span>=0</span>Step 1: Use quadratic formula with a=2, b=-3, c=-4.<span>x=<span><span><span>−b</span>±<span>√<span><span>b2</span>−<span><span>4a</span>c</span></span></span></span><span>2a</span></span></span><span>x=<span><span><span>−<span>(<span>−3</span>)</span></span>±<span>√<span><span><span>(<span>−3</span>)</span>2</span>−<span><span>4<span>(2)</span></span><span>(<span>−4</span>)</span></span></span></span></span><span>2<span>(2)</span></span></span></span><span>x=<span><span>3±<span>√41</span></span>4</span></span><span><span>x=<span><span>34</span>+<span><span><span><span>14</span><span>√41</span></span><span> or </span></span>x</span></span></span>=<span><span>34</span>+<span><span><span>−1</span>4</span><span>√<span>41</span></span></span></span></span>
lara31 [8.8K]3 years ago
4 0
Thy answer you are looking for is:

X = \frac{3± \sqrt{41} }{4}
You might be interested in
8t – 13t + 10 (t – 2) = 34
MrRa [10]

Answer:

t=10.9

Step-by-step explanation:

8t-13t+10(t-2)=34

8t-13t+10t-20=34

5t-20=34

5t=54

t=10.9

3 0
3 years ago
Which is a stretch of an exponential decay function?
jeyben [28]

Answer:

c

Step-by-step explanation:

for the most recent your daddy

4 0
3 years ago
Read 2 more answers
1. You are rolling a pair of dice. What's the probability of getting different numbers on both dice?
GaryK [48]

Answer:

  • 5/6

Step-by-step explanation:

<u>Total outcomes:</u>

  • 6*6 = 36

<u>Outcomes with same numbers on both dice:</u>

  • 6

<u>Outcomes with different numbers on both dice:</u>

  • 36 - 6 = 30

<u>Probability of different numbers on both dice:</u>

  • 30/36 = 5/6
7 0
3 years ago
let -5 represent the changes in gas every hour.Which expression represents th etotal change in gas after 6 hours
Amanda [17]

Answer:

Changes in gas equals -5 times 6

After six hours the changes in gas were -30

Step-by-step explanation:

3 0
2 years ago
The distance, d, measured in miles, that Hye drove is d = 45.2t, where t is the time in hours.
AnnyKZ [126]
The Constant Of Proportionality is 45.2
4 0
3 years ago
Read 2 more answers
Other questions:
  • What number is needed to complete the pattern next 59 51 44 38 33 29 22 next
    11·1 answer
  • There are 11 paintings at an art show. Four of them are chosen randomly to display in the gallery window. The order in which the
    13·2 answers
  • Please help!!! urgent
    5·1 answer
  • 10. Write the number 2,049 in<br> expanded form.
    15·2 answers
  • Suppose you invest $75 a month in an annuity that earns 48% APR compounded monthly. How much money will you have in this account
    12·1 answer
  • Simplify i to the 37th power<br> A-1<br> B- -1<br> C- -i<br> D- i
    13·1 answer
  • Someone help I’m LAAAAZYYYY
    15·1 answer
  • John believes that height is related to leadership and specifically hypothesizes that the taller one is, the more other people l
    14·1 answer
  • Help me please I need help
    8·1 answer
  • Solve the given inequality :
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!