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Dahasolnce [82]
3 years ago
7

A baseball card sold for $238 in 1979 and was sold again in 1987 for $492. Assume that the growth in the V of the collector’s it

em was exponential
Mathematics
1 answer:
just olya [345]3 years ago
4 0
I think the answer is 300000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
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What is the value of the discriminant, b2 − 4ac, for the quadratic equation 0 = x2 − 4x + 5, and what does it mean about the num
forsale [732]
(-4)^2-4(1)(5)
16-4(1)(5)
16-4(5)
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The discriminant is negative so there are no real number solutions.
3 0
3 years ago
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Number 17 thanks pls ASAP ASAP
RideAnS [48]

Answer:

\frac{1}{2}  which agrees with answer B

Step-by-step explanation:

First write the equation that represents this type of variation:

y=\frac{5}{x}

then we need to solve for "x" when y  = 10 as shown below:

y=\frac{5}{x} \\10=\frac{5}{x} \\10*x=5\\x=\frac{5}{10} \\x=\frac{1}{2}

5 0
3 years ago
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Free_Kalibri [48]

Answer:

a what is the weight maximum displacement

6 0
3 years ago
PLEASE HELP I DON'T UNDERSTAND
OLga [1]
X = the number of months the tire was used
y = the thickness of the tire tread

y = -(3/7)x + 20

Substitute x for 20 (the number of months the tire was used) and solve for y.

The next question: Substitute x for 49 (the number of months the tire was used) and solve for y.


6 0
3 years ago
For options A– E choose all of the expressions that are equivalent to 3(4x + 3).
Katen [24]
3(4x+3) = 12x + 9
A= 3(4x+1)
B= 9 + 12x
C= 7x + 6
D= 12x + 9
E= 12x + 9

Answer: D, E

Hope This Helps✨
3 0
3 years ago
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