The top of a ladder slides down a vertical wall at a rate of 0.15 m/s . At the moment when the bottom of the ladder is 1.5 m from the wall, it slides away from the wall at a rate of 0.3 m/s. How long is the ladder?
a. 3.9 m
b. 2.9 m
c. 4.4 m
d. 3.4 m
e. 2.4 m
d. 3.4 m
Mathematics
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Solve the equation.- 
x = 
A. 
B. 
C. 
D. 
Mathematics
Write the word statement as an equation. Use x to represent the unknown number. Do not solve.The sum of a number and 3 multiplied by the sum of the number and 18 is equivalent to 39 minus 21 times the number.
A. (x + 3)(x + 18) = 21x - 39 B. (3x + 3)(18x + 18) = 21x - 39 C. (x + 3)(x + 18) = 39 - 21x D. 3x(x + 18) = 39 - 21x
Mathematics
Give the converse of the statement, “If it is an orange, then it is a fruit.”
What will be an ideal response?
Mathematics
Solve the equation exactly in the complex number system.x3 + 125 = 0
A. x = 5, x = 
± 
B. x = - 
, x = 
± 
C. x = -5, x = 
± 
D. x = -5, x = 
+ 
, x = - 
- 
Mathematics