3 years ago

USING TOOLS Evaluate tan 31° using a calculator. Round your answer to four decimal places.

Mathematics

1 answer:

MAVERICK [17]3 years ago

6 0

Answer:

0.6009

sorry if it's wrong

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The product of two consecutive negative integers is 600. What is the value of the lesser integer?

lapo4ka [179]

X ·( x + 1 ) = 600
x² + x = 600
x² + x - 600 = 0
$x_{12} = \frac{-1+/- \sqrt{1+2400} }{2}= \frac{-1+/- \sqrt{2401} }{2}= \\ =\frac{-1+/-50}{2}$
x = ( - 1 - 49 ) / 2 = - 50 : 2 = - 25
x = - 25, x + 1 = - 24
( - 25 ) · ( - 24 ) = 600
Answer:
C ) - 25

8 0

3 years ago

Read 2 more answers

The hypotenuse of a right triangle has length 50 cm. One leg has length 20 cm. The nearest tenth, what is the length of the othe

Fantom [35]

Answer:

45.8 cm

Step-by-step explanation:

Let the length of other leg be l

By pythagoras theorem,

$l \: = \sqrt{ {50}^{2} - {20}^{2} } \\ l \: = 45.8cm$