Cos(pi/2 - x) = sin(x). sec(x) = 1/cos(x), so the left side would be sinx/cosx = tanx. So it checks out.
The correct answer to the assertion and reason is D. A is wrong but R is correct
<h3>What is an Assertion?</h3>
This refers to the statement that is meant to be proven by the use of a valid supporting detail.
Hence, we can see the given assertion that modern farming methods decrease the yield of production, there is a need to show a valid reason and this is not done, hence, we can conclude that option D is correct because A is wrong but R is correct.
Read more about assertions here:
brainly.com/question/25241318
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Answer:
Biomagnification of DDT leads to an increase in its concentration at the higher trophic level and its higher concentration in birds leads to the disturbance in their calcium metabolism. ... In this way, the biomagnification of DDT leads to a decrease in the bird population.
Explanation:
Answer: the right answer is government ownership of companies.
Explanation: Most developing countries either nationalize companies or try to make big companies and as a general thing these companies become a political bounty and end up losing money that is transfered to the contributors' pocket. The worst of all is that voters don't have good education and are manipulated and they vote again for bad politicians that do the same thing which becomes a lose lose cycle.
Answer:
One problem of the Articles of Confederation was:
A. It didn't give enough power to the government.
Explanation:
The Articles of Confederation is considered the first written constitution of the United States. However, unlike the Constitution we know and respect nowadays, the Articles failed. There are several problems we could mention here but, among the options given, the one that deserves our attention is A. It didn't give enough power to the government.
<u>With the Articles of Confederation, there was practically a non-existing central government. Since the states were sovereign, each state had the power to govern itself. However, a system to hold the states accountable or to enforce the laws was not created. The central government was weak.</u>
