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Phantasy [73]
3 years ago
5

Evaluate the given expression if a​ = 2 and ​b​ = -4 a2-b3

Mathematics
1 answer:
IceJOKER [234]3 years ago
5 0

Answer:

31

Step-by-step explanation:

{a}^{2}  -  {b}^{3}  \\  \\  =  {(2)}^{2}  -  {( - 3)}^{3}  \\  \\  = 4 - ( - 27) \\  \\  = 4 + 27 \\  \\  = 31

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What is the solution for: 10n^2+n^2+16
ivanzaharov [21]

The solution is n= <u>+</u> 4i/√11

Step-by-step explanation:

step 1: 10n^2+n^2+16=0

step 2: 11n^2+16=0

step 3: 11n^2= -16

step 4: n^2= -16/11

step 5: taking square root on both sides,

            n= √(-16)/√11 (square root of a negative number is a <u>complex term</u> 'i')

            n= <u>+</u> 4i/√11

3 0
3 years ago
Write an expression for the calculation 84 divided into sevenths added to 9 divided into thirds
BlackZzzverrR [31]
84 is divided into 7        84/7 =12

and it is added to 

9 divided into 3    9/3 =3

12+3=15
8 0
3 years ago
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MissTica

Answer:

-7

Step-by-step explanation:

y=3x-7

x=0 ⇒ y= 3*0-7= -7

7 0
3 years ago
A pitcher of iced tea holds 128 ounces. A large orange cooler holds 1792 ounces of iced tea. How many pitchers of iced tea will
Marysya12 [62]

Answer:

C

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Ounces held by cooler devide by ounces held by a pitcher since we want to find how many pitchers goes to the cooler

8 0
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What is the greatest possible integer solution of the inequality 5.838x &lt; 24.124?
Artyom0805 [142]
I believe the answer would be C. 4. hope that helped
4 0
3 years ago
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