Write an Equivalent Double Integral with the Order of Integration $\int _ { 0 } ^ { 9 } \int _ { 0 } ^ { x } d y d x$

question 297

Multiple Choice

Write an equivalent double integral with the order of integration reversed.
- $\int _ { 0 } ^ { 9 } \int _ { 0 } ^ { x } d y d x$

• A) \(\int _ { 0 } ^ { 9 } \int _ { - 9 } ^ { y } d x d y\)
• B) \(\int _ { 0 } ^ { 9 } \int _ { y } ^ { 9 } d x d y\)
• C) \(\int _ { 0 } ^ { x } \int _ { 0 } ^ { 9 } d x d y\)
• D) \(\int _ { 0 } ^ { 9 } \int _ { 9 } ^ { y } d x d y\)

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Definitions:

Amniocentesis

A medical procedure used in prenatal diagnosis of chromosomal abnormalities and fetal infections, where a small amount of amniotic fluid is sampled from the amniotic sac surrounding a developing fetus.

CVS

Short for Chorionic Villus Sampling, a prenatal test that involves taking a sample of the chorionic villi to test for fetal abnormalities.

Prenatal Test

Medical tests conducted during pregnancy to assess the health and development of an unborn baby.

Phenotype

The observable characteristics or traits of an organism, resulting from the interaction of its genotype with the environment.