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
mash [69]
3 years ago
5

Cos2a=cos2a-sin2a for all values of a. true or false​

Mathematics
2 answers:
zzz [600]3 years ago
8 0

\huge {\star }\: Answer

The above equation is applicable for each and every value of a,

So, Correct option is A. True

_____________________________

\mathrm{ \#TeeNForeveR}

never [62]3 years ago
8 0
As stated above the answer is A. True
You might be interested in
What are 5 expressions that are equivalent to 12x4 exponent
ser-zykov [4K]

Given expression: 3x+9

Take 3 outside from the expression, we get,

= 3(x+3), which is called the equivalent expression

5 0
3 years ago
HELP HELP HELP HELP HELP
nlexa [21]

Answer:

C

Step-by-step explanation:

7x+ 11x=90

because the whole angle is

90 which makes it the answer Wich make the X a number we don't know what it is but know it helps make the exaction =90

6 0
3 years ago
Read 2 more answers
Jeannie ate 1/4 of an apple.kelly ate 2/4 of the apple.how much did they eat together
VLD [36.1K]
1/4 + 2/4= 3/4. They together ate 3/4 of the apple. Hope this helped :)
5 0
3 years ago
Read 2 more answers
How do I find the value of x
IgorC [24]

Answer:

<u><em>The value of x is 2.6</em></u>

Step-by-step explanation:

<em>Use pythagorean theorem</em>

a^2+b^2=c^2

<em>Then substitute</em>

1^2+2.4^2=c^2

<em>Then evaluate</em>

1+5.76=c^2

<em>Add</em>

c^2=6.76

<em>Isolate c by finding the sqrt of 6.76</em>

c=2.6

3 0
3 years ago
Read 2 more answers
What is the height of a trapezoid with an area of 99 in.2 whose bases are 6 in. and 12 in.?
vladimir1956 [14]

Answer:

trapezoid area = ((sum of the bases) ÷ 2) • height

trapezoid area = ((6 + 12) / 2) * height

trapezoid area = 18 / 2 * height

height = 99/9 = 11

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • Which angles are consecutive interior angles?
    12·1 answer
  • Simplify (please show work if possible)
    12·1 answer
  • (03.01)
    5·2 answers
  • Find the next two terms in the sequence. 224, 112, 56, 28, ...
    6·2 answers
  • HELP A BROTHER OUT! PLEASE HELP ME WITH THIS ONE ASAP PLEASE AND THANK YOU
    6·1 answer
  • A hotel charges $90 per night for a room. They charge an additional $8 for each person staying in the room. Each room has a maxi
    15·1 answer
  • What is the slope of the line given by the equation 2x+3y=6
    11·1 answer
  • Which statement best compares the two functions? The minimum of function A occurs 1 unit higher than the minimum of function B.
    14·1 answer
  • Out of110110students,6666areabsentabsent. What percentage of the students areabsentabsent?
    7·1 answer
  • What is the slope of the line that passes through (-4,2) and (6,-8)
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!