Change the measurements on this scale drawing to decimals and round them to the nearest tenth of an inch.   a 4 in.  b  in.  c  in.  d  in.  e 2

src="https://sciemce.com/media/4/ppg__tttt0622191212__f1q52g6.jpg" style="vertical-align: -17.0px;" /> in.  length d is:

A. 0.6 in.
B. 0.9 in.
C. 0.7 in.
D. 0.8 in.

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Answer: A

Mathematics

Multiply.(3n9 + 2)(3n9 - 2)

A. 9n18 + 4 B. 9n18 - 4 C. 9n18 - 6n9 - 4 D. 3n18 - 4

Solve the equation.(x - 7)2 = -121

A. {-7 - 11i, -7 + 11i}
B. {7 - 11i, 7 + 11i}
C.
D. {7i - 11, 7i + 11}

The equation has a solution r in the interval indicated. Approximate this solution correct to two decimal places.x3 - 8x - 3 = 0; -1 ? r ? 0

Fill in the blank(s) with the appropriate word(s).

Write the system of equations associated with the augmented matrix. Do not solve.

A.
B.
C.
D.