Sale=original-45
129=original-45
add 45 to both sides
174=original
the camera originally cost $174
Answer:
Step-by-step explanation:
11.7
Answer:
Domain of (cd)(x) is all real numbers values except 2.
The value of (f/g)(5) is 270
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
(a+b)/2 x h
42 = (8+4)/2 x h
42 = 6h
h = 7
Answer:
See below
Step-by-step explanation:
B) The correlation coefficient is , which can be determined by plugging the data into a TI-84 calculator.
C) A correlation coefficient of indicates that the correlation between the independent and dependent variable (x and y in this case) is moderately strong with a positive correlation. The closer is to 1, the stronger the positive correlation. The closer is to -1, the stronger the negative correlation. If is closer to 0, then there's no correlation.