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Svetlanka [38]
2 years ago
11

A multiple-choice test has five questions, each with four choices for the answer. Only one of the choices is correct. You random

ly guess the answer to each of the questions. Find the probability that you answer three of the questions correctly. Find the probability that you answer at most two of the questions correctly.
Mathematics
1 answer:
densk [106]2 years ago
8 0
Jajsbsbhsshsjjs shshsjis shsjsjejs. Sbsksisisis
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Use grouping symbols to make the following equation true.<br> 5 x 4 = 3²-4=4
Luba_88 [7]

Answer:

(5 x 4)= (3^2 - 4)= 4

Step-by-step explanation:

(5 x 4)=20,

(3^2 -4)= (9-4)

(20)=(5)=4

20/5=4

4=4

7 0
3 years ago
What is the degree of the polynomial 9m4−4m3+8m−5
Aleksandr [31]

Answer:

4

Step-by-step explanation:

The highest/exponent of the variable is the degree of the polynomial.

9m^{4} - 4m^{3} + 8m - 5

Here, the highest degree of the variable m is 4

So, degree of the polynomial = 4

5 0
2 years ago
A training field is formed by joining a rectangle and two semicircles, as shown below. The rectangle is 97m long and 66m wide. W
Ket [755]

Answer:

401.24m

Step-by-step explanation:

the length is,

97x2 + 66x3.14

3 0
3 years ago
for the function y = 15 - 6x, suppose the domain is only values of x from 10 to 20. What is the Range of the function?
emmainna [20.7K]
Y=-6(10)+15
y=-60+15
y=-45

y=-120+15
y=-105

range equals -105 to 45

5 0
3 years ago
(a) It takes 73 pounds of seed to completely plant a 10-acre field. How many pounds of seed are needed per acre? (b) Latoya boug
Snezhnost [94]
(a) 7.3 pounds of seed is needed per acre.
5 0
3 years ago
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