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
netineya [11]
3 years ago
10

What is the value of the expression when a is 5 and b is 3 4a^2-5b^2

Mathematics
1 answer:
docker41 [41]3 years ago
3 0
So that gives you
4×5^2-5×3^2
First you have to do the exponents
5^2=25
3^2=9
Now you have 4×25-5×9
4×25=100
5×9=45
100-45=55
55 is the answer.
You might be interested in
A fair attended by 755,082 people altogether.What is the number rounded to the nearest ten thousand
Fudgin [204]

Answer:

760,000


Step-by-step explanation:


7 0
4 years ago
What is the sum of the measures of the exterior angles in a nonagon? explain
DedPeter [7]

The sum of the measures of all exterior angle in a polygon with n sides is always 360^{\circ}.

Nonagon is a polygon with 9 sides. If this nonagon is regular or equiangular, then all interior angle are congruent, and therefore all exterior angles are congruent. Then the measure of each exterior angle is \dfrac{360^{\circ}}{9} =40^{\circ}.

5 0
3 years ago
How do I solve by using system of elimination?
Nikitich [7]
You eliminate or ‘take away’ the answers that you know or think that r wrong. The last answer that’s left is your answer.
6 0
4 years ago
What is the slope of the line, y=5−4x?
hoa [83]

Answer:

(m) =  

ΔY

ΔX

= 0

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
A store has a contest to guess the mass of 10,000 peanuts.If a peanut has a mass of about 0.45 grams, what would be a reasonable
hram777 [196]

Answer:

4,500

Step-by-step explanation:

3 0
3 years ago
Other questions:
  • PLEASE HELP ME
    10·1 answer
  • For Halloween, Gina received candies from her neighbor, aunt, and uncle. Her aunt gave four times as many candies as her uncle.
    9·1 answer
  • Write the ratio as a fraction in simplest form: 5/4 inches to 2/3 inch
    14·1 answer
  • A 2-column table has 7 rows. Column 1 is labeled Temperature (degrees Fahrenheit) with entries 0 to 20, 21 to 40, 41 to 60, 61 t
    14·2 answers
  • Can someone help? i cannot get this question right
    8·1 answer
  • Help !! help !! help !!
    13·1 answer
  • Ayudenme plis lo mas rapido posible
    12·2 answers
  • Find the least common denominator for these
    14·1 answer
  • Graph the function.<br> f(x)=5/9(x+9)(x+3)
    6·1 answer
  • Solve the equation. Check your solution. - 12/x+24/x-2 =4
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!