Select the correct answer. What is the y-intercept of function ?
f()
–3r – 2, - = -r + 1, -2 2x + 5, 3 < r < 0
ОА.
-1
B.
1
O C. 5
OD
-2
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Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Which best explains why this triangle is or is not a right triangle ?