lizzy2951
13.11.2020 •
Mathematics
What is the x-intercept of the line 6x−3y=24 ?
Solved
Show answers
More tips
- F Family and Home What is Most Important in Men s Lives?...
- H Health and Medicine Why Wearing a Back Brace Can Be Beneficial During Back Strain?...
- S Sport When and Where Will the 2014 World Cup be Held?...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
- S Style and Beauty How to Make Your Lips Fuller? Ideas and Tips for Beautiful Lips...
- C Computers and Internet How to Learn to Type Fast?...
- A Art and Culture Who Said The Less We Love a Woman, the More She Likes Us ?...
Answers on questions: Mathematics
- M Mathematics What is the determinant of A ?...
- M Mathematics Figure 1 summarizes the motion of an object. During which time interval was the object moving fastest?*...
- M Mathematics 24 is what percent of 300...
- M Mathematics What is the relationship among its coded mean corenith262The scoresofhealthcare quality as calculated by a professional risk management company are listed for selected...
- M Mathematics Write an equation of the line in slope-intercept form....
- M Mathematics FIRST CORRECT ANSWER GETS BRAINLIEST! Kate is planning a trip to the beach. She estimates her average speed to graph her expected progress on the trip. Write an...
- M Mathematics Given m∠GHF = 34°, m∠HJF = 124°, and m∠FKJ = 79°....
- M Mathematics A man starts out on a trip driving his car at a constant rate of 48 mph. A man riding a motorcycle starts out on the same route 1.5 hours later, traveling at a...
- M Mathematics At H-E-B, chicken costs 2.86 a pound. How much would it cost if someone bought 6 1/2 pounds?...
- M Mathematics I NEED HELP ASAP its just simple math...
Ответ:
1) Splitting middle term
2) Quadratic formula
I am doing with first method
6)x^2-6x+8=0
x^2-(4x+2x)+8=0
x^2-4x-2x+8=0
x(x-4)-2(x-4)=0
(x-4) * (x-2) =0
x= +4 or +2
7) x^2-9x/4-25=0
4x^2-9x-100=0
D=√b^2-4ac
D= √81-4*4*-100
D√1681
D= 41
X= 9+ 41/ 8 OR 9-41/8
X= 50/8 OR -4