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ughh.abby
Username
ughh.abby
Score
84
Membership
Stats
Questions
16
Answers
1
17 Questions
1 Answers
+1
396
0
+84
HELP ME!!
Use a calculator to find all solutions of the equation in rectangular form.
x^2−5−3i=0
The solution set is ___ (Simplify your answer. Express complex numbers in terms of i. Do not round until the final answer. Then round
read more ..
ughh.abby
May 13, 2021
+1
433
0
+84
HELP ME!!!
Establish the identity i dont think the one i choose is right
ughh.abby
May 13, 2021
0
428
0
+84
HELP ME!!!
The function graphed to the right is of the form y=atanbx or y=acotbx for some a≠0, b>0.
Determine the equation of the function. (Half- and quarter-points are identified by dots.)
An equation of the function shown is
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ughh.abby
May 13, 2021
+1
519
1
+84
HELP ME!!
Find the standard form of the equation of the hyperbola satisfying the given conditions. x-intercepts ±4; foci at (−5,0) and (5,0)
The equation in standard form of the hyperbola is __
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ughh.abby
May 13, 2021
+1
475
1
+84
HELP!!
Write the complex number in rectangular form.
7 cis 210°
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ughh.abby
May 12, 2021
0
469
1
+84
Help!!
A pilot wants to fly on a bearing of 68.9°. By flying due east, she finds that a 50.2-mph wind, blowing from the south, puts her on course. Find the airspeed and the groundspeed of the plane
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ughh.abby
May 12, 2021
0
623
2
+84
HELP ME!!
A ship is sailing east. At one point, the bearing of a submerged rock is
48°20′. After the ship has sailed 14.2 mi, the bearing of the rock has become
308°40′. Find the distance of the ship from the rock at the later point.
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ughh.abby
May 12, 2021
+2
560
2
+84
precal
In the study of alternating electric current, instantaneous voltage is modeled by the equation e=Emax sin2πft, where f is the number of cycles per second,Emax is the maximum voltage, and t is the time in seconds. Find the smallest
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ughh.abby
May 12, 2021
+1
468
2
+84
precal
Use a calculator to find the value in decimal degrees.
arcsin(−0.1877)
arcsin(−0.1877)≈___°
read more ..
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ughh.abby
May 12, 2021
+1
371
0
+84
PRECAL
Use the identities to find the exact value.
tan ( −π/ 12) = __
read more ..
ughh.abby
May 12, 2021
+1
476
1
+84
precal
The function graphed to the right is of the form y=atanbx
or y=acotbx for some a≠0, b>0.
Determine the equation of the function. (Half- and quarter-points are identified by dots.
read more ..
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ughh.abby
May 12, 2021
0
470
2
+84
PRECAL
At what time on January 20 was low tide at the harbor? What was the height?
Choose the correct answer below.
A. approximately 8:00 P.M.
B. approximately 6:00 A.M.
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ughh.abby
May 11, 2021
+1
454
1
+84
PRECAl
Help with this problem...
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ughh.abby
May 11, 2021
+1
516
2
+84
PRECAL
Write an expression that completes a fundamental identity for the following function.
sin(−z) = ?
Choose the correct answer below.
read more ..
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ughh.abby
May 11, 2021
+1
661
2
+84
PRECAL
Tell whether the statement is true or false. If false, tell why.
The tangent and secant functions are undefined for the same values.
Choose the correct answer below.
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ughh.abby
May 11, 2021
+1
892
1
+84
To measure a stone face carved on the side of a mountain, two sightings
To measure a stone face carved on the side of a mountain, two sightings
750 feet from the base of the mountain are taken. If the angle of elevation to the bottom of the face is 31° and the angle of elevation to the top is
34°, what
read more ..
ElectricPavlov
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ughh.abby
May 11, 2021
+1
483
1
+84
precal
If n is an integer,n•180° represents an integer multiple of 180° and
(2n+1)•90° represents an odd integer multiple of
90°,and so on. Determine whether the expression is equal to 0,
1,−1, or is undefined.
read more ..
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ughh.abby
May 11, 2021
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latest
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#2
+84
0
did you take the sin inverse on the third step?
ughh.abby
May 12, 2021