A student multiplied 9 and 9 as follows: The instructor marked the problem incorrect. Why? -9. -9

Question:

A student multiplied √−9 and √−9 as follows:

The instructor marked the problem incorrect. Why?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Precalculus Concepts Through Functions A Unit Circle Approach To Trigonometry

ISBN: 9780137945139

5th Edition

Authors: Michael Sullivan

See More Books

Question Posted: Jul 29, 2023 12:48 AM

See More Questions

A registered dealer, based in Chandigarh, makes a supply to another registered dealer located in Chandigarh, valuing rupees 1,20,000. The applicable rate of GST is 12%. Calculate the amount of tax...
A student measures the temperatures on 9 days in a row, all in degrees Fahrenheit, and lists them from smallest to largest: 40, 60, 60, 67, 67, 67, 68, 68, 69 Then she constructs a frequency...
A student surveys 16 students who work and constructs a dotplot of the numbers of hours they work (see Fig. 60). On the basis of the dotplot, the student concludes that there are no outliers. a....
The Secretary of Defense shall establish which program to maintain liaison with industry advisory groups to coordinate the development of the supply catalog?
What are enterprise systems?
In Problems 19 36, perform the indicated operation and simplify the result. Leave your answer in factored form. x2 x+x-6 x + 4x 5 - x - 25 x + 2x 15 -
Decide whether you can use a normal distribution to approximate the binomial distribution. If you can, find the mean and standard deviation. If you cannot, explain why.
This exercise develops a space-efficient variant of the forward'backward algorithm described in Figure. We wish to compute P (X k?e l; t) for k = 1... t. This will be done with a divide-and-conquer...
Problem 2 - preparing a trial balance and a statement of income The financial transactions of Minneapolis AI Corporation (referred to as "the Corporation) for the month of June, 2020, their first...
In Problems 5994, solve each inequality. Express your answer using set notation or interval notation. Graph the solution set. X IV 1 X 4
In Problems 6172, factor each polynomial. 3x 2 10x 8
What is both a major cause and outcome of workplace violence? What can be done to avoid such acts?
f. The coordinates of two points A and B are (1, 2) and (5,7) respectively. Find the equation and slope of the line AB. g. Find the rate of change of the area of a circle w.r.t its radius r when r =...
1. Sketch the anticipated pattern of cracks on the beam structure shown below. Assume that the structure is adequately reinforced for the load shown, and that the loads are large enough to cause...
Estimate the hydrogen consumption required to completely remove the sulfur from a hydrotreater feedstock and to reduce the nitrogen content of the product to 15 ppm by weight. The 48.5 API naphtha...
2. Consider the following kinds of information, and suggest the most appropriate data type to store or represent each: Information Suggested Data Type String A person's name A person's age in years A...
Steam at 32 MPa, 520C enters the first stage of a supercritical reheat cycle including three turbine stages. Steam exiting the first-stage turbine at pressure p is reheated at constant pressure to...
Rodgers Corporation agrees on January 1, 2019, to lease equipment from Packers, Inc. for 3 years. The lease calls for annual lease payments of $12,000 at the beginning of each year. The lease does...
31. What is the income that can be received over 15 years from $500,000 earning 6% annually? 32. What is the semiannual payment required to retire $50,000 in debt over 5 years at 8% compounded...
Poverty thresholds are determined by the U.S. Census Bureau. A poverty threshold represents the minimum annual household income for a family not to be considered poor. In 1998, the poverty threshold...
A student is asked to find the slope of the line joining (-3, 2) and (1, -4). He states that the slope is 3/2. Is he correct? If not, what went wrong?
If two distinct lines have the same y-intercept, but different slopes, can they have the same x-intercept?
If John invested $20,000 in a stock paying annual qualifying dividends equal to 4% of his investment, what would the value of his investment be 5 years from now? Assume Johns marginal ordinary tax...
help asap please!
Please, help asap! I have one day. Feedback will be given. & show some work. [in Excel] For the final project you will need you to create a spreadsheet /proforma of the cash flows from a property....

A student multiplied 9 and 9 as follows: The instructor marked the problem incorrect. Why? -9. -9

Question:

-9. -9 = (-9)(-9) = 81 = 9

Step by Step Answer:

The students mistake lies in assuming that the square root of a product is equal to the product ...View the full answer

Precalculus Concepts Through Functions A Unit Circle Approach To Trigonometry

Students also viewed these Mathematics questions