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Iteru [2.4K]
3 years ago
8

The function f is defined on the set of real numbers f(x) equals to 4x + 3 find f^-1(x) and hence determine f^-1(½)

Mathematics
1 answer:
SVETLANKA909090 [29]3 years ago
5 0

Answer:

The answer and solution are in the picture above

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Shane's money is 3:11 if Isabella has 33 dollars how much do shane and Isabella have together
grin007 [14]
3:11
S:I
?:33
So if Isabella has 33 dollars that means they did 11x3=33 so to find Shanes you would do 3x3=9 then add the two together which is $42 hope this helps
3 0
3 years ago
Drew has more than 4 times as many baseball cards as mark. Katie has fewer than half as many cards as mark. Mark has m baseball
Sphinxa [80]

Answer:

Cards with Mark = 30

Cards with Drew  = 120

Cards with Katie = 12

Step-by-step explanation:

The complete question is

Drew has 4 times as many baseball cards as Mark. Katie has 3 fewer than than half as many cards  as Mark. In all they have 162 baseball cards. How many does each have?

Solution -

Let the number of cards with Mark be "X"

Number of cards with Drew = 4 *X = 4X

Number of Cards with Katies = 0.5 X -3

Sum of all the cards is equal to 162

X+4X + 0.5 X -3 = 162

5.5 X = 165

X = 30

Cards with Mark = 30

Cards with Drew = 4 * 30 = 120

Cards with Katei = 15-3 = 12

5 0
3 years ago
An electrician charges ​$35 for the first hour and ​$30 for each additional hour. How much does she charge if it takes her 4 hou
taurus [48]

Answer:

125 I think

Step-by-step explanation:

Multiply 30 x 3 then add 35

Hope it's right

3 0
3 years ago
What is the 6th term of the sequence?
vesna_86 [32]

Answer:

i really dont know maybe 6

Step-by-step explanation:

5 0
3 years ago
9. Sophia and Lily went to Tacos Galore for lunch. Sophia ordered 3 tacos and 2 burritos and the total of her
Dimas [21]

Answer:

There is no way to know.

Step-by-step explanation:

You need to know how much either burritos cost or how much tacos cost to answer that, let your teacher know.

6 0
3 years ago
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