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Paha777 [63]
2 years ago
14

If f(x) = 4x + b and f(2) = 13, then what is the y-intercept? Consider that b is a constant​

Mathematics
1 answer:
Ivanshal [37]2 years ago
3 0

Answer:

Step-by-step explanation:

f(x) = 4x + b

f(2) = 4·2 + b  =  13

b = 13-8 = 5

y-intercept = 5

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What is the area of the sector with a central angle of 97 degrees and a diameter of 10cm
vampirchik [111]

Answer:

21. 162 (rounded to nearest thousandth)

Step-by-step explanation:

Area of a sector: (degree/360) (pi*radius^2)

degree given= 97

radius= diameter/2 = 5

(97/360) (pi*5^2)

(97/360) (pi*25) = 21.16211718

4 0
2 years ago
Help please I need someone to answer this
Assoli18 [71]

Answer:

Step-by-step explanation:

1). 8(5)-8+10

40-8+10

32+10

42, so answer is C

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9(8.4)+32

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8 0
2 years ago
Read 2 more answers
A runner passes the 12​-mi point after 2 hours and reaches the 15​-mi point 30 minutes later. Assuming a constant​ rate, find th
Arturiano [62]

Answer:

6 mph

Step-by-step explanation:

Difference in distance

= 15 - 12

= 3 mi

time taken

= 30 mins

= 1/2 hour

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= 3 ÷ 1/2

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8 0
3 years ago
SAT Scores 1510 1480 2100 1800 1300 1250 1400 1430 1390 1520 The SAT scores for a group of 10 students are shown. What is the me
Minchanka [31]

Answer:

1580.0

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3 0
3 years ago
12351 rounded to the nearest hundred explain how you rounded
Nataly_w [17]
\bf 12,\underline{351}\impliedby \textit{3 hundreds, and 51 units, let's round that}
\\\\\\
\begin{array}{llll}
300----- 50-----400\\
\qquad \qquad \uparrow\qquad \qquad \qquad \uparrow  \\

\begin{array}{llll}
anything\ here\\
rounds\ up\ to\\
300
\end{array}\quad
\begin{array}{llll}
anything\ here\\
rounds\ up\ to\\
400
\end{array}
\end{array}
\\\\\\
\textit{therefore, the hundreds value of 300, the 51 tips it over to 400}
\\\\\\
12,\underline{400}
3 0
3 years ago
Read 2 more answers
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