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
11Alexandr11 [23.1K]
3 years ago
7

Evaluate (-A)^2 for A = 5, B = -4, and C = 2

Mathematics
1 answer:
drek231 [11]3 years ago
6 0

Answer:

(-A)^2 for A = 5

(-5)^2

=25

Step-by-step explanation:

first, replace A by 5, and maintain the negative to the 5.

multiply (-5)^2.

nb: don't forget to maintain the bracket when multiplying. if you maintain the bracket, you'll get a positive number, but if you don't, you'll get a negative number.

You might be interested in
What is the surface area of the rectangular pyramid below?
mezya [45]

Answer:

  A.  675 units²

Step-by-step explanation:

The formula for the surface area of a square pyramid is ...

  A = s(s +2h)

where s is the side length of the base, and h is the slant height of a face.

__

<h3>use the formula</h3>

The given pyramid has s=15 and h=15, so the surface area is ...

  A = (15)(15 +2×15) = 15(45) = 675 . . . square units

3 0
2 years ago
How would i solve this porportion problem. #20
Vikentia [17]
#20  16/36 = 4/d 4 x 36 = 144/16= 9   d=9                                                                                                                          #24      144/40 = x/5  144 x 5/40=18 x=18                                                                                                                         
7 0
3 years ago
Read 2 more answers
Find an expression which represents the difference when (-5x-y) is subtracted from (9x+2y) in simplest terms.
AnnyKZ [126]

Answer:

4x+y add like terms ... -5+9=4 and  -y(or -1)+2y=y

4 0
2 years ago
Find the total for items costing $149.99 with a sales tax of 5.75%
jek_recluse [69]
141.36 is the answer
5 0
3 years ago
What is the sum of 85 and 34?
snow_tiger [21]
The total sum is 119
3 0
3 years ago
Read 2 more answers
Other questions:
  • Use the summation formulas to rewrite the expression without the summation notation. summation_k = 1^n 12k(k - 1) / n^3 Use the
    11·1 answer
  • A bicycle is on sale at $12 more than half of the regular price. If the sale price is $75, find the regular price.
    8·1 answer
  • Gracie uses 10 beads on each necklace she makes. She has 60 beads to use. How many necklaces can Gracie make?
    11·2 answers
  • Stem (hundred thousands) Leaf (ten thousands)
    9·1 answer
  • A rectangle has a length of 15 cm and a perimeter of 72 cm.
    13·2 answers
  • A ______ involves both an experimental group and a control group, which are alike except for the one viable that the experiment
    9·1 answer
  • Rosa is saving money for a trip. She has already saved $250 and plans to save $40 per week. This situation can be represented by
    8·1 answer
  • The point (4, 12) is an ordered pair in a proportional relationship. What equation represents this relationship?
    7·1 answer
  • You randomly choose a marble from a jar. The jar contains 4 red marbles, 10 blue marbles, 7 green marbles, and 6 yellow marbles.
    11·2 answers
  • Twenty students are standing in line to buy food at a football game. The first three students
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!